77701340

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{631}}^1$

素因数の和:818

約数の個数: 48

約数和(自身を含む): 168182784

約数和(自身を除く): 90481444

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 131, 188, 235, 262, 470, 524, 631, 655, 940, 1262, 1310, 2524, 2620, 3155, 6157, 6310, 12314, 12620, 24628, 29657, 30785, 59314, 61570, 82661, 118628, 123140, 148285, 165322, 296570, 330644, 413305, 593140, 826610, 1653220, 3885067, 7770134, 15540268, 19425335, 38850670, 77701340]

約数ペア:

[(1, 77701340), (2, 38850670), (4, 19425335), (5, 15540268), (10, 7770134), (20, 3885067), (47, 1653220), (94, 826610), (131, 593140), (188, 413305), (235, 330644), (262, 296570), (470, 165322), (524, 148285), (631, 123140), (655, 118628), (940, 82661), (1262, 61570), (1310, 59314), (2524, 30785), (2620, 29657), (3155, 24628), (6157, 12620), (6310, 12314)]