13143520

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:188

約数の個数: 96

約数和(自身を含む): 34292160

約数和(自身を除く): 21148640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 71, 80, 89, 104, 130, 142, 160, 178, 208, 260, 284, 355, 356, 416, 445, 520, 568, 710, 712, 890, 923, 1040, 1136, 1157, 1420, 1424, 1780, 1846, 2080, 2272, 2314, 2840, 2848, 3560, 3692, 4615, 4628, 5680, 5785, 6319, 7120, 7384, 9230, 9256, 11360, 11570, 12638, 14240, 14768, 18460, 18512, 23140, 25276, 29536, 31595, 36920, 37024, 46280, 50552, 63190, 73840, 82147, 92560, 101104, 126380, 147680, 164294, 185120, 202208, 252760, 328588, 410735, 505520, 657176, 821470, 1011040, 1314352, 1642940, 2628704, 3285880, 6571760, 13143520]

約数ペア:

[(1, 13143520), (2, 6571760), (4, 3285880), (5, 2628704), (8, 1642940), (10, 1314352), (13, 1011040), (16, 821470), (20, 657176), (26, 505520), (32, 410735), (40, 328588), (52, 252760), (65, 202208), (71, 185120), (80, 164294), (89, 147680), (104, 126380), (130, 101104), (142, 92560), (160, 82147), (178, 73840), (208, 63190), (260, 50552), (284, 46280), (355, 37024), (356, 36920), (416, 31595), (445, 29536), (520, 25276), (568, 23140), (710, 18512), (712, 18460), (890, 14768), (923, 14240), (1040, 12638), (1136, 11570), (1157, 11360), (1420, 9256), (1424, 9230), (1780, 7384), (1846, 7120), (2080, 6319), (2272, 5785), (2314, 5680), (2840, 4628), (2848, 4615), (3560, 3692)]