162968440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{99371}}^1$

素因数の和:99423

約数の個数: 32

約数和(自身を含む): 375626160

約数和(自身を除く): 212657720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 99371, 198742, 397484, 496855, 794968, 993710, 1987420, 3974840, 4074211, 8148422, 16296844, 20371055, 32593688, 40742110, 81484220, 162968440]

約数ペア:

[(1, 162968440), (2, 81484220), (4, 40742110), (5, 32593688), (8, 20371055), (10, 16296844), (20, 8148422), (40, 4074211), (41, 3974840), (82, 1987420), (164, 993710), (205, 794968), (328, 496855), (410, 397484), (820, 198742), (1640, 99371)]