13438750

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{827}}^1$

素因数の和:862

約数の個数: 40

約数和(自身を含む): 27160056

約数和(自身を除く): 13721306

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 625, 650, 827, 1250, 1625, 1654, 3250, 4135, 8125, 8270, 10751, 16250, 20675, 21502, 41350, 53755, 103375, 107510, 206750, 268775, 516875, 537550, 1033750, 1343875, 2687750, 6719375, 13438750]

約数ペア:

[(1, 13438750), (2, 6719375), (5, 2687750), (10, 1343875), (13, 1033750), (25, 537550), (26, 516875), (50, 268775), (65, 206750), (125, 107510), (130, 103375), (250, 53755), (325, 41350), (625, 21502), (650, 20675), (827, 16250), (1250, 10751), (1625, 8270), (1654, 8125), (3250, 4135)]