140547925

素因数分解:

$5^2\times 7^2\times {\mathrm{17}}^2\times {\mathrm{397}}^1$

素因数の和:455

約数の個数: 54

約数和(自身を含む): 215902662

約数和(自身を除く): 75354737

約数列:

[1, 5, 7, 17, 25, 35, 49, 85, 119, 175, 245, 289, 397, 425, 595, 833, 1225, 1445, 1985, 2023, 2779, 2975, 4165, 6749, 7225, 9925, 10115, 13895, 14161, 19453, 20825, 33745, 47243, 50575, 69475, 70805, 97265, 114733, 168725, 236215, 330701, 354025, 486325, 573665, 803131, 1181075, 1653505, 2868325, 4015655, 5621917, 8267525, 20078275, 28109585, 140547925]

約数ペア:

[(1, 140547925), (5, 28109585), (7, 20078275), (17, 8267525), (25, 5621917), (35, 4015655), (49, 2868325), (85, 1653505), (119, 1181075), (175, 803131), (245, 573665), (289, 486325), (397, 354025), (425, 330701), (595, 236215), (833, 168725), (1225, 114733), (1445, 97265), (1985, 70805), (2023, 69475), (2779, 50575), (2975, 47243), (4165, 33745), (6749, 20825), (7225, 19453), (9925, 14161), (10115, 13895)]