25676768975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{1559}}^1$

素因数の和:1881

約数の個数: 96

約数和(自身を含む): 39777454080

約数和(自身を除く): 14100685105

約数列:

[1, 5, 11, 13, 17, 25, 55, 65, 85, 143, 187, 221, 271, 275, 325, 425, 715, 935, 1105, 1355, 1559, 2431, 2981, 3523, 3575, 4607, 4675, 5525, 6775, 7795, 12155, 14905, 17149, 17615, 20267, 23035, 26503, 38753, 38975, 50677, 59891, 60775, 74525, 85745, 88075, 101335, 115175, 132515, 193765, 222937, 253385, 291533, 299455, 344539, 422489, 428725, 506675, 658801, 662575, 968825, 1114685, 1266925, 1457665, 1497275, 1722695, 2112445, 3294005, 3789929, 4647379, 5492357, 5573425, 7182313, 7288325, 8613475, 10562225, 16470025, 18949645, 23236895, 27461785, 35911565, 60415927, 79005443, 93370069, 94748225, 116184475, 137308925, 179557825, 302079635, 395027215, 466850345, 1027070759, 1510398175, 1975136075, 2334251725, 5135353795, 25676768975]

約数ペア:

[(1, 25676768975), (5, 5135353795), (11, 2334251725), (13, 1975136075), (17, 1510398175), (25, 1027070759), (55, 466850345), (65, 395027215), (85, 302079635), (143, 179557825), (187, 137308925), (221, 116184475), (271, 94748225), (275, 93370069), (325, 79005443), (425, 60415927), (715, 35911565), (935, 27461785), (1105, 23236895), (1355, 18949645), (1559, 16470025), (2431, 10562225), (2981, 8613475), (3523, 7288325), (3575, 7182313), (4607, 5573425), (4675, 5492357), (5525, 4647379), (6775, 3789929), (7795, 3294005), (12155, 2112445), (14905, 1722695), (17149, 1497275), (17615, 1457665), (20267, 1266925), (23035, 1114685), (26503, 968825), (38753, 662575), (38975, 658801), (50677, 506675), (59891, 428725), (60775, 422489), (74525, 344539), (85745, 299455), (88075, 291533), (101335, 253385), (115175, 222937), (132515, 193765)]