64268900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{27943}}^1$

素因数の和:27980

約数の個数: 36

約数和(自身を含む): 145532352

約数和(自身を除く): 81263452

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 230, 460, 575, 1150, 2300, 27943, 55886, 111772, 139715, 279430, 558860, 642689, 698575, 1285378, 1397150, 2570756, 2794300, 3213445, 6426890, 12853780, 16067225, 32134450, 64268900]

約数ペア:

[(1, 64268900), (2, 32134450), (4, 16067225), (5, 12853780), (10, 6426890), (20, 3213445), (23, 2794300), (25, 2570756), (46, 1397150), (50, 1285378), (92, 698575), (100, 642689), (115, 558860), (230, 279430), (460, 139715), (575, 111772), (1150, 55886), (2300, 27943)]