72990928

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{1801}}^1$

素因数の和:1975

約数の個数: 40

約数和(自身を含む): 150827400

約数和(自身を除く): 77836472

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 149, 272, 298, 596, 1192, 1801, 2384, 2533, 3602, 5066, 7204, 10132, 14408, 20264, 28816, 30617, 40528, 61234, 122468, 244936, 268349, 489872, 536698, 1073396, 2146792, 4293584, 4561933, 9123866, 18247732, 36495464, 72990928]

約数ペア:

[(1, 72990928), (2, 36495464), (4, 18247732), (8, 9123866), (16, 4561933), (17, 4293584), (34, 2146792), (68, 1073396), (136, 536698), (149, 489872), (272, 268349), (298, 244936), (596, 122468), (1192, 61234), (1801, 40528), (2384, 30617), (2533, 28816), (3602, 20264), (5066, 14408), (7204, 10132)]