16466320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:320

約数の個数: 80

約数和(自身を含む): 41997312

約数和(自身を除く): 25530992

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 71, 80, 104, 130, 142, 208, 223, 260, 284, 355, 446, 520, 568, 710, 892, 923, 1040, 1115, 1136, 1420, 1784, 1846, 2230, 2840, 2899, 3568, 3692, 4460, 4615, 5680, 5798, 7384, 8920, 9230, 11596, 14495, 14768, 15833, 17840, 18460, 23192, 28990, 31666, 36920, 46384, 57980, 63332, 73840, 79165, 115960, 126664, 158330, 205829, 231920, 253328, 316660, 411658, 633320, 823316, 1029145, 1266640, 1646632, 2058290, 3293264, 4116580, 8233160, 16466320]

約数ペア:

[(1, 16466320), (2, 8233160), (4, 4116580), (5, 3293264), (8, 2058290), (10, 1646632), (13, 1266640), (16, 1029145), (20, 823316), (26, 633320), (40, 411658), (52, 316660), (65, 253328), (71, 231920), (80, 205829), (104, 158330), (130, 126664), (142, 115960), (208, 79165), (223, 73840), (260, 63332), (284, 57980), (355, 46384), (446, 36920), (520, 31666), (568, 28990), (710, 23192), (892, 18460), (923, 17840), (1040, 15833), (1115, 14768), (1136, 14495), (1420, 11596), (1784, 9230), (1846, 8920), (2230, 7384), (2840, 5798), (2899, 5680), (3568, 4615), (3692, 4460)]