25291237725

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1\times {\mathrm{1051}}^1$

素因数の和:1532

約数の個数: 144

約数和(自身を含む): 51519133120

約数和(自身を除く): 26227895395

約数列:

[1, 3, 5, 9, 13, 15, 19, 25, 39, 45, 57, 65, 75, 95, 117, 171, 195, 225, 247, 285, 325, 433, 475, 585, 741, 855, 975, 1051, 1235, 1299, 1425, 2165, 2223, 2925, 3153, 3705, 3897, 4275, 5255, 5629, 6175, 6495, 8227, 9459, 10825, 11115, 13663, 15765, 16887, 18525, 19485, 19969, 24681, 26275, 28145, 32475, 40989, 41135, 47295, 50661, 55575, 59907, 68315, 74043, 78825, 84435, 97425, 99845, 106951, 122967, 123405, 140725, 179721, 204945, 205675, 236475, 253305, 259597, 299535, 320853, 341575, 370215, 422175, 455083, 499225, 534755, 614835, 617025, 778791, 898605, 962559, 1024725, 1266525, 1297985, 1365249, 1497675, 1604265, 1851075, 2275415, 2336373, 2673775, 3074175, 3893955, 4095747, 4493025, 4812795, 5916079, 6489925, 6826245, 8021325, 8646577, 11377075, 11681865, 17748237, 19469775, 20478735, 24063975, 25939731, 29580395, 34131225, 43232885, 53244711, 58409325, 77819193, 88741185, 102393675, 112405501, 129698655, 147901975, 216164425, 266223555, 337216503, 389095965, 443705925, 562027505, 648493275, 1011649509, 1331117775, 1686082515, 1945479825, 2810137525, 5058247545, 8430412575, 25291237725]

約数ペア:

[(1, 25291237725), (3, 8430412575), (5, 5058247545), (9, 2810137525), (13, 1945479825), (15, 1686082515), (19, 1331117775), (25, 1011649509), (39, 648493275), (45, 562027505), (57, 443705925), (65, 389095965), (75, 337216503), (95, 266223555), (117, 216164425), (171, 147901975), (195, 129698655), (225, 112405501), (247, 102393675), (285, 88741185), (325, 77819193), (433, 58409325), (475, 53244711), (585, 43232885), (741, 34131225), (855, 29580395), (975, 25939731), (1051, 24063975), (1235, 20478735), (1299, 19469775), (1425, 17748237), (2165, 11681865), (2223, 11377075), (2925, 8646577), (3153, 8021325), (3705, 6826245), (3897, 6489925), (4275, 5916079), (5255, 4812795), (5629, 4493025), (6175, 4095747), (6495, 3893955), (8227, 3074175), (9459, 2673775), (10825, 2336373), (11115, 2275415), (13663, 1851075), (15765, 1604265), (16887, 1497675), (18525, 1365249), (19485, 1297985), (19969, 1266525), (24681, 1024725), (26275, 962559), (28145, 898605), (32475, 778791), (40989, 617025), (41135, 614835), (47295, 534755), (50661, 499225), (55575, 455083), (59907, 422175), (68315, 370215), (74043, 341575), (78825, 320853), (84435, 299535), (97425, 259597), (99845, 253305), (106951, 236475), (122967, 205675), (123405, 204945), (140725, 179721)]