63906320

素因数分解:

$2^4\times 5^1\times {\mathrm{571}}^1\times {\mathrm{1399}}^1$

素因数の和:1983

約数の個数: 40

約数和(自身を含む): 148948800

約数和(自身を除く): 85042480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 571, 1142, 1399, 2284, 2798, 2855, 4568, 5596, 5710, 6995, 9136, 11192, 11420, 13990, 22384, 22840, 27980, 45680, 55960, 111920, 798829, 1597658, 3195316, 3994145, 6390632, 7988290, 12781264, 15976580, 31953160, 63906320]

約数ペア:

[(1, 63906320), (2, 31953160), (4, 15976580), (5, 12781264), (8, 7988290), (10, 6390632), (16, 3994145), (20, 3195316), (40, 1597658), (80, 798829), (571, 111920), (1142, 55960), (1399, 45680), (2284, 27980), (2798, 22840), (2855, 22384), (4568, 13990), (5596, 11420), (5710, 11192), (6995, 9136)]