71305580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{2447}}^1$

素因数の和:2534

約数の個数: 48

約数和(自身を含む): 157925376

約数和(自身を除く): 86619796

約数列:

[1, 2, 4, 5, 10, 20, 31, 47, 62, 94, 124, 155, 188, 235, 310, 470, 620, 940, 1457, 2447, 2914, 4894, 5828, 7285, 9788, 12235, 14570, 24470, 29140, 48940, 75857, 115009, 151714, 230018, 303428, 379285, 460036, 575045, 758570, 1150090, 1517140, 2300180, 3565279, 7130558, 14261116, 17826395, 35652790, 71305580]

約数ペア:

[(1, 71305580), (2, 35652790), (4, 17826395), (5, 14261116), (10, 7130558), (20, 3565279), (31, 2300180), (47, 1517140), (62, 1150090), (94, 758570), (124, 575045), (155, 460036), (188, 379285), (235, 303428), (310, 230018), (470, 151714), (620, 115009), (940, 75857), (1457, 48940), (2447, 29140), (2914, 24470), (4894, 14570), (5828, 12235), (7285, 9788)]