31229600

素因数分解:

$2^5\times 5^2\times {\mathrm{103}}^1\times {\mathrm{379}}^1$

素因数の和:502

約数の個数: 72

約数和(自身を含む): 77182560

約数和(自身を除く): 45952960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 103, 160, 200, 206, 379, 400, 412, 515, 758, 800, 824, 1030, 1516, 1648, 1895, 2060, 2575, 3032, 3296, 3790, 4120, 5150, 6064, 7580, 8240, 9475, 10300, 12128, 15160, 16480, 18950, 20600, 30320, 37900, 39037, 41200, 60640, 75800, 78074, 82400, 151600, 156148, 195185, 303200, 312296, 390370, 624592, 780740, 975925, 1249184, 1561480, 1951850, 3122960, 3903700, 6245920, 7807400, 15614800, 31229600]

約数ペア:

[(1, 31229600), (2, 15614800), (4, 7807400), (5, 6245920), (8, 3903700), (10, 3122960), (16, 1951850), (20, 1561480), (25, 1249184), (32, 975925), (40, 780740), (50, 624592), (80, 390370), (100, 312296), (103, 303200), (160, 195185), (200, 156148), (206, 151600), (379, 82400), (400, 78074), (412, 75800), (515, 60640), (758, 41200), (800, 39037), (824, 37900), (1030, 30320), (1516, 20600), (1648, 18950), (1895, 16480), (2060, 15160), (2575, 12128), (3032, 10300), (3296, 9475), (3790, 8240), (4120, 7580), (5150, 6064)]