25291289320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^3\times {\mathrm{37}}^2\times {\mathrm{347}}^1$

素因数の和:465

約数の個数: 192

約数和(自身を含む): 64514439360

約数和(自身を除く): 39223150040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 110, 121, 148, 185, 220, 242, 296, 347, 370, 407, 440, 484, 605, 694, 740, 814, 968, 1210, 1331, 1369, 1388, 1480, 1628, 1735, 2035, 2420, 2662, 2738, 2776, 3256, 3470, 3817, 4070, 4477, 4840, 5324, 5476, 6655, 6845, 6940, 7634, 8140, 8954, 10648, 10952, 12839, 13310, 13690, 13880, 15059, 15268, 16280, 17908, 19085, 22385, 25678, 26620, 27380, 30118, 30536, 35816, 38170, 41987, 44770, 49247, 51356, 53240, 54760, 60236, 64195, 75295, 76340, 83974, 89540, 98494, 102712, 120472, 128390, 141229, 150590, 152680, 165649, 167948, 179080, 196988, 209935, 246235, 256780, 282458, 301180, 331298, 335896, 393976, 419870, 461857, 475043, 492470, 513560, 564916, 602360, 662596, 706145, 828245, 839740, 923714, 950086, 984940, 1129832, 1325192, 1412290, 1553519, 1656490, 1679480, 1822139, 1847428, 1900172, 1969880, 2309285, 2375215, 2824580, 3107038, 3312980, 3644278, 3694856, 3800344, 4618570, 4750430, 5225473, 5649160, 6214076, 6625960, 7288556, 7767595, 9110695, 9237140, 9500860, 10450946, 12428152, 14577112, 15535190, 17088709, 18221390, 18474280, 19001720, 20901892, 26127365, 31070380, 34177418, 36442780, 41803784, 52254730, 57480203, 62140760, 68354836, 72885560, 85443545, 104509460, 114960406, 136709672, 170887090, 209018920, 229920812, 287401015, 341774180, 459841624, 574802030, 632282233, 683548360, 1149604060, 1264564466, 2299208120, 2529128932, 3161411165, 5058257864, 6322822330, 12645644660, 25291289320]

約数ペア:

[(1, 25291289320), (2, 12645644660), (4, 6322822330), (5, 5058257864), (8, 3161411165), (10, 2529128932), (11, 2299208120), (20, 1264564466), (22, 1149604060), (37, 683548360), (40, 632282233), (44, 574802030), (55, 459841624), (74, 341774180), (88, 287401015), (110, 229920812), (121, 209018920), (148, 170887090), (185, 136709672), (220, 114960406), (242, 104509460), (296, 85443545), (347, 72885560), (370, 68354836), (407, 62140760), (440, 57480203), (484, 52254730), (605, 41803784), (694, 36442780), (740, 34177418), (814, 31070380), (968, 26127365), (1210, 20901892), (1331, 19001720), (1369, 18474280), (1388, 18221390), (1480, 17088709), (1628, 15535190), (1735, 14577112), (2035, 12428152), (2420, 10450946), (2662, 9500860), (2738, 9237140), (2776, 9110695), (3256, 7767595), (3470, 7288556), (3817, 6625960), (4070, 6214076), (4477, 5649160), (4840, 5225473), (5324, 4750430), (5476, 4618570), (6655, 3800344), (6845, 3694856), (6940, 3644278), (7634, 3312980), (8140, 3107038), (8954, 2824580), (10648, 2375215), (10952, 2309285), (12839, 1969880), (13310, 1900172), (13690, 1847428), (13880, 1822139), (15059, 1679480), (15268, 1656490), (16280, 1553519), (17908, 1412290), (19085, 1325192), (22385, 1129832), (25678, 984940), (26620, 950086), (27380, 923714), (30118, 839740), (30536, 828245), (35816, 706145), (38170, 662596), (41987, 602360), (44770, 564916), (49247, 513560), (51356, 492470), (53240, 475043), (54760, 461857), (60236, 419870), (64195, 393976), (75295, 335896), (76340, 331298), (83974, 301180), (89540, 282458), (98494, 256780), (102712, 246235), (120472, 209935), (128390, 196988), (141229, 179080), (150590, 167948), (152680, 165649)]