31022750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{389}}^1$

素因数の和:446

約数の個数: 64

約数和(自身を含む): 65707200

約数和(自身を除く): 34684450

約数列:

[1, 2, 5, 10, 11, 22, 25, 29, 50, 55, 58, 110, 125, 145, 250, 275, 290, 319, 389, 550, 638, 725, 778, 1375, 1450, 1595, 1945, 2750, 3190, 3625, 3890, 4279, 7250, 7975, 8558, 9725, 11281, 15950, 19450, 21395, 22562, 39875, 42790, 48625, 56405, 79750, 97250, 106975, 112810, 124091, 213950, 248182, 282025, 534875, 564050, 620455, 1069750, 1240910, 1410125, 2820250, 3102275, 6204550, 15511375, 31022750]

約数ペア:

[(1, 31022750), (2, 15511375), (5, 6204550), (10, 3102275), (11, 2820250), (22, 1410125), (25, 1240910), (29, 1069750), (50, 620455), (55, 564050), (58, 534875), (110, 282025), (125, 248182), (145, 213950), (250, 124091), (275, 112810), (290, 106975), (319, 97250), (389, 79750), (550, 56405), (638, 48625), (725, 42790), (778, 39875), (1375, 22562), (1450, 21395), (1595, 19450), (1945, 15950), (2750, 11281), (3190, 9725), (3625, 8558), (3890, 7975), (4279, 7250)]