825008980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{65581}}^1$

素因数の和:65644

約数の個数: 48

約数和(自身を含む): 1884039696

約数和(自身を除く): 1059030716

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 340, 370, 629, 740, 1258, 2516, 3145, 6290, 12580, 65581, 131162, 262324, 327905, 655810, 1114877, 1311620, 2229754, 2426497, 4459508, 4852994, 5574385, 9705988, 11148770, 12132485, 22297540, 24264970, 41250449, 48529940, 82500898, 165001796, 206252245, 412504490, 825008980]

約数ペア:

[(1, 825008980), (2, 412504490), (4, 206252245), (5, 165001796), (10, 82500898), (17, 48529940), (20, 41250449), (34, 24264970), (37, 22297540), (68, 12132485), (74, 11148770), (85, 9705988), (148, 5574385), (170, 4852994), (185, 4459508), (340, 2426497), (370, 2229754), (629, 1311620), (740, 1114877), (1258, 655810), (2516, 327905), (3145, 262324), (6290, 131162), (12580, 65581)]