64080950

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{31259}}^1$

素因数の和:31312

約数の個数: 24

約数和(自身を含む): 122101560

約数和(自身を除く): 58020610

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 205, 410, 1025, 2050, 31259, 62518, 156295, 312590, 781475, 1281619, 1562950, 2563238, 6408095, 12816190, 32040475, 64080950]

約数ペア:

[(1, 64080950), (2, 32040475), (5, 12816190), (10, 6408095), (25, 2563238), (41, 1562950), (50, 1281619), (82, 781475), (205, 312590), (410, 156295), (1025, 62518), (2050, 31259)]