139905500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:660

約数の個数: 96

約数和(自身を含む): 354751488

約数和(自身を除く): 214845988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 71, 100, 125, 140, 142, 175, 250, 284, 350, 355, 497, 500, 563, 700, 710, 875, 994, 1126, 1420, 1750, 1775, 1988, 2252, 2485, 2815, 3500, 3550, 3941, 4970, 5630, 7100, 7882, 8875, 9940, 11260, 12425, 14075, 15764, 17750, 19705, 24850, 28150, 35500, 39410, 39973, 49700, 56300, 62125, 70375, 78820, 79946, 98525, 124250, 140750, 159892, 197050, 199865, 248500, 279811, 281500, 394100, 399730, 492625, 559622, 799460, 985250, 999325, 1119244, 1399055, 1970500, 1998650, 2798110, 3997300, 4996625, 5596220, 6995275, 9993250, 13990550, 19986500, 27981100, 34976375, 69952750, 139905500]

約数ペア:

[(1, 139905500), (2, 69952750), (4, 34976375), (5, 27981100), (7, 19986500), (10, 13990550), (14, 9993250), (20, 6995275), (25, 5596220), (28, 4996625), (35, 3997300), (50, 2798110), (70, 1998650), (71, 1970500), (100, 1399055), (125, 1119244), (140, 999325), (142, 985250), (175, 799460), (250, 559622), (284, 492625), (350, 399730), (355, 394100), (497, 281500), (500, 279811), (563, 248500), (700, 199865), (710, 197050), (875, 159892), (994, 140750), (1126, 124250), (1420, 98525), (1750, 79946), (1775, 78820), (1988, 70375), (2252, 62125), (2485, 56300), (2815, 49700), (3500, 39973), (3550, 39410), (3941, 35500), (4970, 28150), (5630, 24850), (7100, 19705), (7882, 17750), (8875, 15764), (9940, 14075), (11260, 12425)]