25885980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2$

素因数の和:98

約数の個数: 180

約数和(自身を含む): 88528440

約数和(自身を除く): 62642460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 29, 30, 36, 38, 45, 54, 57, 58, 60, 76, 81, 87, 90, 95, 108, 114, 116, 135, 145, 162, 171, 174, 180, 190, 228, 261, 270, 285, 290, 324, 342, 348, 380, 405, 435, 513, 522, 540, 551, 570, 580, 684, 783, 810, 841, 855, 870, 1026, 1044, 1102, 1140, 1305, 1539, 1566, 1620, 1653, 1682, 1710, 1740, 2052, 2204, 2349, 2523, 2565, 2610, 2755, 3078, 3132, 3306, 3364, 3420, 3915, 4205, 4698, 4959, 5046, 5130, 5220, 5510, 6156, 6612, 7569, 7695, 7830, 8265, 8410, 9396, 9918, 10092, 10260, 11020, 11745, 12615, 14877, 15138, 15390, 15660, 15979, 16530, 16820, 19836, 22707, 23490, 24795, 25230, 29754, 30276, 30780, 31958, 33060, 37845, 44631, 45414, 46980, 47937, 49590, 50460, 59508, 63916, 68121, 74385, 75690, 79895, 89262, 90828, 95874, 99180, 113535, 136242, 143811, 148770, 151380, 159790, 178524, 191748, 223155, 227070, 239685, 272484, 287622, 297540, 319580, 340605, 431433, 446310, 454140, 479370, 575244, 681210, 719055, 862866, 892620, 958740, 1294299, 1362420, 1438110, 1725732, 2157165, 2588598, 2876220, 4314330, 5177196, 6471495, 8628660, 12942990, 25885980]

約数ペア:

[(1, 25885980), (2, 12942990), (3, 8628660), (4, 6471495), (5, 5177196), (6, 4314330), (9, 2876220), (10, 2588598), (12, 2157165), (15, 1725732), (18, 1438110), (19, 1362420), (20, 1294299), (27, 958740), (29, 892620), (30, 862866), (36, 719055), (38, 681210), (45, 575244), (54, 479370), (57, 454140), (58, 446310), (60, 431433), (76, 340605), (81, 319580), (87, 297540), (90, 287622), (95, 272484), (108, 239685), (114, 227070), (116, 223155), (135, 191748), (145, 178524), (162, 159790), (171, 151380), (174, 148770), (180, 143811), (190, 136242), (228, 113535), (261, 99180), (270, 95874), (285, 90828), (290, 89262), (324, 79895), (342, 75690), (348, 74385), (380, 68121), (405, 63916), (435, 59508), (513, 50460), (522, 49590), (540, 47937), (551, 46980), (570, 45414), (580, 44631), (684, 37845), (783, 33060), (810, 31958), (841, 30780), (855, 30276), (870, 29754), (1026, 25230), (1044, 24795), (1102, 23490), (1140, 22707), (1305, 19836), (1539, 16820), (1566, 16530), (1620, 15979), (1653, 15660), (1682, 15390), (1710, 15138), (1740, 14877), (2052, 12615), (2204, 11745), (2349, 11020), (2523, 10260), (2565, 10092), (2610, 9918), (2755, 9396), (3078, 8410), (3132, 8265), (3306, 7830), (3364, 7695), (3420, 7569), (3915, 6612), (4205, 6156), (4698, 5510), (4959, 5220), (5046, 5130)]