165350480

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{677}}^1$

素因数の和:804

約数の個数: 80

約数和(自身を含む): 399510144

約数和(自身を除く): 234159664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 71, 80, 86, 142, 172, 215, 284, 344, 355, 430, 568, 677, 688, 710, 860, 1136, 1354, 1420, 1720, 2708, 2840, 3053, 3385, 3440, 5416, 5680, 6106, 6770, 10832, 12212, 13540, 15265, 24424, 27080, 29111, 30530, 48067, 48848, 54160, 58222, 61060, 96134, 116444, 122120, 145555, 192268, 232888, 240335, 244240, 291110, 384536, 465776, 480670, 582220, 769072, 961340, 1164440, 1922680, 2066881, 2328880, 3845360, 4133762, 8267524, 10334405, 16535048, 20668810, 33070096, 41337620, 82675240, 165350480]

約数ペア:

[(1, 165350480), (2, 82675240), (4, 41337620), (5, 33070096), (8, 20668810), (10, 16535048), (16, 10334405), (20, 8267524), (40, 4133762), (43, 3845360), (71, 2328880), (80, 2066881), (86, 1922680), (142, 1164440), (172, 961340), (215, 769072), (284, 582220), (344, 480670), (355, 465776), (430, 384536), (568, 291110), (677, 244240), (688, 240335), (710, 232888), (860, 192268), (1136, 145555), (1354, 122120), (1420, 116444), (1720, 96134), (2708, 61060), (2840, 58222), (3053, 54160), (3385, 48848), (3440, 48067), (5416, 30530), (5680, 29111), (6106, 27080), (6770, 24424), (10832, 15265), (12212, 13540)]