77377720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2683}}^1$

素因数の和:2804

約数の個数: 64

約数和(自身を含む): 200977920

約数和(自身を除く): 123600200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 103, 140, 206, 280, 412, 515, 721, 824, 1030, 1442, 2060, 2683, 2884, 3605, 4120, 5366, 5768, 7210, 10732, 13415, 14420, 18781, 21464, 26830, 28840, 37562, 53660, 75124, 93905, 107320, 150248, 187810, 276349, 375620, 552698, 751240, 1105396, 1381745, 1934443, 2210792, 2763490, 3868886, 5526980, 7737772, 9672215, 11053960, 15475544, 19344430, 38688860, 77377720]

約数ペア:

[(1, 77377720), (2, 38688860), (4, 19344430), (5, 15475544), (7, 11053960), (8, 9672215), (10, 7737772), (14, 5526980), (20, 3868886), (28, 2763490), (35, 2210792), (40, 1934443), (56, 1381745), (70, 1105396), (103, 751240), (140, 552698), (206, 375620), (280, 276349), (412, 187810), (515, 150248), (721, 107320), (824, 93905), (1030, 75124), (1442, 53660), (2060, 37562), (2683, 28840), (2884, 26830), (3605, 21464), (4120, 18781), (5366, 14420), (5768, 13415), (7210, 10732)]