290555996

素因数分解:

$2^2\times {\mathrm{79}}^2\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:378

約数の個数: 36

約数和(自身を含む): 524592432

約数和(自身を除く): 234036436

約数列:

[1, 2, 4, 79, 103, 113, 158, 206, 226, 316, 412, 452, 6241, 8137, 8927, 11639, 12482, 16274, 17854, 23278, 24964, 32548, 35708, 46556, 642823, 705233, 919481, 1285646, 1410466, 1838962, 2571292, 2820932, 3677924, 72638999, 145277998, 290555996]

約数ペア:

[(1, 290555996), (2, 145277998), (4, 72638999), (79, 3677924), (103, 2820932), (113, 2571292), (158, 1838962), (206, 1410466), (226, 1285646), (316, 919481), (412, 705233), (452, 642823), (6241, 46556), (8137, 35708), (8927, 32548), (11639, 24964), (12482, 23278), (16274, 17854)]