78212080

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{26423}}^1$

素因数の和:26473

約数の個数: 40

約数和(自身を含む): 186764832

約数和(自身を除く): 108552752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 26423, 52846, 105692, 132115, 211384, 264230, 422768, 528460, 977651, 1056920, 1955302, 2113840, 3910604, 4888255, 7821208, 9776510, 15642416, 19553020, 39106040, 78212080]

約数ペア:

[(1, 78212080), (2, 39106040), (4, 19553020), (5, 15642416), (8, 9776510), (10, 7821208), (16, 4888255), (20, 3910604), (37, 2113840), (40, 1955302), (74, 1056920), (80, 977651), (148, 528460), (185, 422768), (296, 264230), (370, 211384), (592, 132115), (740, 105692), (1480, 52846), (2960, 26423)]