200821790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{853}}^1\times {\mathrm{1811}}^1$

素因数の和:2684

約数の個数: 32

約数和(自身を含む): 389956896

約数和(自身を除く): 189135106

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 853, 1706, 1811, 3622, 4265, 8530, 9055, 11089, 18110, 22178, 23543, 47086, 55445, 110890, 117715, 235430, 1544783, 3089566, 7723915, 15447830, 20082179, 40164358, 100410895, 200821790]

約数ペア:

[(1, 200821790), (2, 100410895), (5, 40164358), (10, 20082179), (13, 15447830), (26, 7723915), (65, 3089566), (130, 1544783), (853, 235430), (1706, 117715), (1811, 110890), (3622, 55445), (4265, 47086), (8530, 23543), (9055, 22178), (11089, 18110)]