61849520

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{10889}}^1$

素因数の和:10973

約数の個数: 40

約数和(自身を含む): 145838880

約数和(自身を除く): 83989360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 10889, 21778, 43556, 54445, 87112, 108890, 174224, 217780, 435560, 773119, 871120, 1546238, 3092476, 3865595, 6184952, 7731190, 12369904, 15462380, 30924760, 61849520]

約数ペア:

[(1, 61849520), (2, 30924760), (4, 15462380), (5, 12369904), (8, 7731190), (10, 6184952), (16, 3865595), (20, 3092476), (40, 1546238), (71, 871120), (80, 773119), (142, 435560), (284, 217780), (355, 174224), (568, 108890), (710, 87112), (1136, 54445), (1420, 43556), (2840, 21778), (5680, 10889)]