628762510

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{461}}^1$

素因数の和:669

約数の個数: 64

約数和(自身を含む): 1228639104

約数和(自身を除く): 599876594

約数列:

[1, 2, 5, 10, 17, 34, 71, 85, 113, 142, 170, 226, 355, 461, 565, 710, 922, 1130, 1207, 1921, 2305, 2414, 3842, 4610, 6035, 7837, 8023, 9605, 12070, 15674, 16046, 19210, 32731, 39185, 40115, 52093, 65462, 78370, 80230, 104186, 136391, 163655, 260465, 272782, 327310, 520930, 556427, 681955, 885581, 1112854, 1363910, 1771162, 2782135, 3698603, 4427905, 5564270, 7397206, 8855810, 18493015, 36986030, 62876251, 125752502, 314381255, 628762510]

約数ペア:

[(1, 628762510), (2, 314381255), (5, 125752502), (10, 62876251), (17, 36986030), (34, 18493015), (71, 8855810), (85, 7397206), (113, 5564270), (142, 4427905), (170, 3698603), (226, 2782135), (355, 1771162), (461, 1363910), (565, 1112854), (710, 885581), (922, 681955), (1130, 556427), (1207, 520930), (1921, 327310), (2305, 272782), (2414, 260465), (3842, 163655), (4610, 136391), (6035, 104186), (7837, 80230), (8023, 78370), (9605, 65462), (12070, 52093), (15674, 40115), (16046, 39185), (19210, 32731)]