10485280

素因数分解:

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

素因数の和:170

約数の個数: 72

約数和(自身を含む): 27057996

約数和(自身を除く): 16572716

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 71, 80, 104, 130, 142, 160, 208, 260, 284, 355, 416, 520, 568, 710, 923, 1040, 1136, 1420, 1846, 2080, 2272, 2840, 3692, 4615, 5041, 5680, 7384, 9230, 10082, 11360, 14768, 18460, 20164, 25205, 29536, 36920, 40328, 50410, 65533, 73840, 80656, 100820, 131066, 147680, 161312, 201640, 262132, 327665, 403280, 524264, 655330, 806560, 1048528, 1310660, 2097056, 2621320, 5242640, 10485280]

約数ペア:

[(1, 10485280), (2, 5242640), (4, 2621320), (5, 2097056), (8, 1310660), (10, 1048528), (13, 806560), (16, 655330), (20, 524264), (26, 403280), (32, 327665), (40, 262132), (52, 201640), (65, 161312), (71, 147680), (80, 131066), (104, 100820), (130, 80656), (142, 73840), (160, 65533), (208, 50410), (260, 40328), (284, 36920), (355, 29536), (416, 25205), (520, 20164), (568, 18460), (710, 14768), (923, 11360), (1040, 10082), (1136, 9230), (1420, 7384), (1846, 5680), (2080, 5041), (2272, 4615), (2840, 3692)]