157595420

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{683}}^1$

素因数の和:914

約数の個数: 48

約数和(自身を含む): 337841280

約数和(自身を除く): 180245860

約数列:

[1, 2, 4, 5, 10, 20, 83, 139, 166, 278, 332, 415, 556, 683, 695, 830, 1366, 1390, 1660, 2732, 2780, 3415, 6830, 11537, 13660, 23074, 46148, 56689, 57685, 94937, 113378, 115370, 189874, 226756, 230740, 283445, 379748, 474685, 566890, 949370, 1133780, 1898740, 7879771, 15759542, 31519084, 39398855, 78797710, 157595420]

約数ペア:

[(1, 157595420), (2, 78797710), (4, 39398855), (5, 31519084), (10, 15759542), (20, 7879771), (83, 1898740), (139, 1133780), (166, 949370), (278, 566890), (332, 474685), (415, 379748), (556, 283445), (683, 230740), (695, 226756), (830, 189874), (1366, 115370), (1390, 113378), (1660, 94937), (2732, 57685), (2780, 56689), (3415, 46148), (6830, 23074), (11537, 13660)]