26304080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1$

素因数の和:516

約数の個数: 80

約数和(自身を含む): 67817088

約数和(自身を除く): 41513008

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 71, 80, 88, 110, 142, 176, 220, 284, 355, 421, 440, 568, 710, 781, 842, 880, 1136, 1420, 1562, 1684, 2105, 2840, 3124, 3368, 3905, 4210, 4631, 5680, 6248, 6736, 7810, 8420, 9262, 12496, 15620, 16840, 18524, 23155, 29891, 31240, 33680, 37048, 46310, 59782, 62480, 74096, 92620, 119564, 149455, 185240, 239128, 298910, 328801, 370480, 478256, 597820, 657602, 1195640, 1315204, 1644005, 2391280, 2630408, 3288010, 5260816, 6576020, 13152040, 26304080]

約数ペア:

[(1, 26304080), (2, 13152040), (4, 6576020), (5, 5260816), (8, 3288010), (10, 2630408), (11, 2391280), (16, 1644005), (20, 1315204), (22, 1195640), (40, 657602), (44, 597820), (55, 478256), (71, 370480), (80, 328801), (88, 298910), (110, 239128), (142, 185240), (176, 149455), (220, 119564), (284, 92620), (355, 74096), (421, 62480), (440, 59782), (568, 46310), (710, 37048), (781, 33680), (842, 31240), (880, 29891), (1136, 23155), (1420, 18524), (1562, 16840), (1684, 15620), (2105, 12496), (2840, 9262), (3124, 8420), (3368, 7810), (3905, 6736), (4210, 6248), (4631, 5680)]