80426710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2851}}^1$

素因数の和:2909

約数の個数: 64

約数和(自身を含む): 183988224

約数和(自身を除く): 103561514

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 91, 130, 155, 182, 217, 310, 403, 434, 455, 806, 910, 1085, 2015, 2170, 2821, 2851, 4030, 5642, 5702, 14105, 14255, 19957, 28210, 28510, 37063, 39914, 74126, 88381, 99785, 176762, 185315, 199570, 259441, 370630, 441905, 518882, 618667, 883810, 1148953, 1237334, 1297205, 2297906, 2594410, 3093335, 5744765, 6186670, 8042671, 11489530, 16085342, 40213355, 80426710]

約数ペア:

[(1, 80426710), (2, 40213355), (5, 16085342), (7, 11489530), (10, 8042671), (13, 6186670), (14, 5744765), (26, 3093335), (31, 2594410), (35, 2297906), (62, 1297205), (65, 1237334), (70, 1148953), (91, 883810), (130, 618667), (155, 518882), (182, 441905), (217, 370630), (310, 259441), (403, 199570), (434, 185315), (455, 176762), (806, 99785), (910, 88381), (1085, 74126), (2015, 39914), (2170, 37063), (2821, 28510), (2851, 28210), (4030, 19957), (5642, 14255), (5702, 14105)]