127255000

素因数分解:

$2^3\times 5^4\times {\mathrm{31}}^1\times {\mathrm{821}}^1$

素因数の和:878

約数の個数: 80

約数和(自身を含む): 308151360

約数和(自身を除く): 180896360

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 125, 155, 200, 248, 250, 310, 500, 620, 625, 775, 821, 1000, 1240, 1250, 1550, 1642, 2500, 3100, 3284, 3875, 4105, 5000, 6200, 6568, 7750, 8210, 15500, 16420, 19375, 20525, 25451, 31000, 32840, 38750, 41050, 50902, 77500, 82100, 101804, 102625, 127255, 155000, 164200, 203608, 205250, 254510, 410500, 509020, 513125, 636275, 821000, 1018040, 1026250, 1272550, 2052500, 2545100, 3181375, 4105000, 5090200, 6362750, 12725500, 15906875, 25451000, 31813750, 63627500, 127255000]

約数ペア:

[(1, 127255000), (2, 63627500), (4, 31813750), (5, 25451000), (8, 15906875), (10, 12725500), (20, 6362750), (25, 5090200), (31, 4105000), (40, 3181375), (50, 2545100), (62, 2052500), (100, 1272550), (124, 1026250), (125, 1018040), (155, 821000), (200, 636275), (248, 513125), (250, 509020), (310, 410500), (500, 254510), (620, 205250), (625, 203608), (775, 164200), (821, 155000), (1000, 127255), (1240, 102625), (1250, 101804), (1550, 82100), (1642, 77500), (2500, 50902), (3100, 41050), (3284, 38750), (3875, 32840), (4105, 31000), (5000, 25451), (6200, 20525), (6568, 19375), (7750, 16420), (8210, 15500)]