16577080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{449}}^1$

素因数の和:544

約数の個数: 64

約数和(自身を含む): 40824000

約数和(自身を除く): 24246920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 104, 130, 142, 260, 284, 355, 449, 520, 568, 710, 898, 923, 1420, 1796, 1846, 2245, 2840, 3592, 3692, 4490, 4615, 5837, 7384, 8980, 9230, 11674, 17960, 18460, 23348, 29185, 31879, 36920, 46696, 58370, 63758, 116740, 127516, 159395, 233480, 255032, 318790, 414427, 637580, 828854, 1275160, 1657708, 2072135, 3315416, 4144270, 8288540, 16577080]

約数ペア:

[(1, 16577080), (2, 8288540), (4, 4144270), (5, 3315416), (8, 2072135), (10, 1657708), (13, 1275160), (20, 828854), (26, 637580), (40, 414427), (52, 318790), (65, 255032), (71, 233480), (104, 159395), (130, 127516), (142, 116740), (260, 63758), (284, 58370), (355, 46696), (449, 36920), (520, 31879), (568, 29185), (710, 23348), (898, 18460), (923, 17960), (1420, 11674), (1796, 9230), (1846, 8980), (2245, 7384), (2840, 5837), (3592, 4615), (3692, 4490)]