490639975

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1987}}^1$

素因数の和:2104

約数の個数: 48

約数和(自身を含む): 745452288

約数和(自身を除く): 254812313

約数列:

[1, 5, 7, 17, 25, 35, 83, 85, 119, 175, 415, 425, 581, 595, 1411, 1987, 2075, 2905, 2975, 7055, 9877, 9935, 13909, 14525, 33779, 35275, 49385, 49675, 69545, 164921, 168895, 236453, 246925, 347725, 824605, 844475, 1154447, 1182265, 2803657, 4123025, 5772235, 5911325, 14018285, 19625599, 28861175, 70091425, 98127995, 490639975]

約数ペア:

[(1, 490639975), (5, 98127995), (7, 70091425), (17, 28861175), (25, 19625599), (35, 14018285), (83, 5911325), (85, 5772235), (119, 4123025), (175, 2803657), (415, 1182265), (425, 1154447), (581, 844475), (595, 824605), (1411, 347725), (1987, 246925), (2075, 236453), (2905, 168895), (2975, 164921), (7055, 69545), (9877, 49675), (9935, 49385), (13909, 35275), (14525, 33779)]