716264740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{997}}^1\times {\mathrm{2113}}^1$

素因数の和:3136

約数の個数: 48

約数和(自身を含む): 1594987632

約数和(自身を除く): 878722892

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 997, 1994, 2113, 3988, 4226, 4985, 8452, 9970, 10565, 16949, 19940, 21130, 33898, 35921, 42260, 67796, 71842, 84745, 143684, 169490, 179605, 338980, 359210, 718420, 2106661, 4213322, 8426644, 10533305, 21066610, 35813237, 42133220, 71626474, 143252948, 179066185, 358132370, 716264740]

約数ペア:

[(1, 716264740), (2, 358132370), (4, 179066185), (5, 143252948), (10, 71626474), (17, 42133220), (20, 35813237), (34, 21066610), (68, 10533305), (85, 8426644), (170, 4213322), (340, 2106661), (997, 718420), (1994, 359210), (2113, 338980), (3988, 179605), (4226, 169490), (4985, 143684), (8452, 84745), (9970, 71842), (10565, 67796), (16949, 42260), (19940, 35921), (21130, 33898)]