118215890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31357}}^1$

素因数の和:31406

約数の個数: 32

約数和(自身を含む): 237066480

約数和(自身を除く): 118850590

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 31357, 62714, 156785, 313570, 407641, 815282, 909353, 1818706, 2038205, 4076410, 4546765, 9093530, 11821589, 23643178, 59107945, 118215890]

約数ペア:

[(1, 118215890), (2, 59107945), (5, 23643178), (10, 11821589), (13, 9093530), (26, 4546765), (29, 4076410), (58, 2038205), (65, 1818706), (130, 909353), (145, 815282), (290, 407641), (377, 313570), (754, 156785), (1885, 62714), (3770, 31357)]