210102250

素因数分解:

$2^1\times 5^3\times {\mathrm{331}}^1\times {\mathrm{2539}}^1$

素因数の和:2887

約数の個数: 32

約数和(自身を含む): 394655040

約数和(自身を除く): 184552790

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 331, 662, 1655, 2539, 3310, 5078, 8275, 12695, 16550, 25390, 41375, 63475, 82750, 126950, 317375, 634750, 840409, 1680818, 4202045, 8404090, 21010225, 42020450, 105051125, 210102250]

約数ペア:

[(1, 210102250), (2, 105051125), (5, 42020450), (10, 21010225), (25, 8404090), (50, 4202045), (125, 1680818), (250, 840409), (331, 634750), (662, 317375), (1655, 126950), (2539, 82750), (3310, 63475), (5078, 41375), (8275, 25390), (12695, 16550)]