806628710

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{811}}^1\times {\mathrm{1259}}^1$

素因数の和:2156

約数の個数: 32

約数和(自身を含む): 1473292800

約数和(自身を除く): 666664090

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 811, 1259, 1622, 2518, 4055, 6295, 8110, 12590, 64069, 99461, 128138, 198922, 320345, 497305, 640690, 994610, 1021049, 2042098, 5105245, 10210490, 80662871, 161325742, 403314355, 806628710]

約数ペア:

[(1, 806628710), (2, 403314355), (5, 161325742), (10, 80662871), (79, 10210490), (158, 5105245), (395, 2042098), (790, 1021049), (811, 994610), (1259, 640690), (1622, 497305), (2518, 320345), (4055, 198922), (6295, 128138), (8110, 99461), (12590, 64069)]