65865280

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:324

約数の個数: 112

約数和(自身を含む): 172053504

約数和(自身を除く): 106188224

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 71, 80, 104, 130, 142, 160, 208, 223, 260, 284, 320, 355, 416, 446, 520, 568, 710, 832, 892, 923, 1040, 1115, 1136, 1420, 1784, 1846, 2080, 2230, 2272, 2840, 2899, 3568, 3692, 4160, 4460, 4544, 4615, 5680, 5798, 7136, 7384, 8920, 9230, 11360, 11596, 14272, 14495, 14768, 15833, 17840, 18460, 22720, 23192, 28990, 29536, 31666, 35680, 36920, 46384, 57980, 59072, 63332, 71360, 73840, 79165, 92768, 115960, 126664, 147680, 158330, 185536, 205829, 231920, 253328, 295360, 316660, 411658, 463840, 506656, 633320, 823316, 927680, 1013312, 1029145, 1266640, 1646632, 2058290, 2533280, 3293264, 4116580, 5066560, 6586528, 8233160, 13173056, 16466320, 32932640, 65865280]

約数ペア:

[(1, 65865280), (2, 32932640), (4, 16466320), (5, 13173056), (8, 8233160), (10, 6586528), (13, 5066560), (16, 4116580), (20, 3293264), (26, 2533280), (32, 2058290), (40, 1646632), (52, 1266640), (64, 1029145), (65, 1013312), (71, 927680), (80, 823316), (104, 633320), (130, 506656), (142, 463840), (160, 411658), (208, 316660), (223, 295360), (260, 253328), (284, 231920), (320, 205829), (355, 185536), (416, 158330), (446, 147680), (520, 126664), (568, 115960), (710, 92768), (832, 79165), (892, 73840), (923, 71360), (1040, 63332), (1115, 59072), (1136, 57980), (1420, 46384), (1784, 36920), (1846, 35680), (2080, 31666), (2230, 29536), (2272, 28990), (2840, 23192), (2899, 22720), (3568, 18460), (3692, 17840), (4160, 15833), (4460, 14768), (4544, 14495), (4615, 14272), (5680, 11596), (5798, 11360), (7136, 9230), (7384, 8920)]