71919250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{22129}}^1$

素因数の和:22159

約数の個数: 32

約数和(自身を含む): 144995760

約数和(自身を除く): 73076510

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 22129, 44258, 110645, 221290, 287677, 553225, 575354, 1106450, 1438385, 2766125, 2876770, 5532250, 7191925, 14383850, 35959625, 71919250]

約数ペア:

[(1, 71919250), (2, 35959625), (5, 14383850), (10, 7191925), (13, 5532250), (25, 2876770), (26, 2766125), (50, 1438385), (65, 1106450), (125, 575354), (130, 553225), (250, 287677), (325, 221290), (650, 110645), (1625, 44258), (3250, 22129)]