78876850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{121349}}^1$

素因数の和:121374

約数の個数: 24

約数和(自身を含む): 157997700

約数和(自身を除く): 79120850

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 121349, 242698, 606745, 1213490, 1577537, 3033725, 3155074, 6067450, 7887685, 15775370, 39438425, 78876850]

約数ペア:

[(1, 78876850), (2, 39438425), (5, 15775370), (10, 7887685), (13, 6067450), (25, 3155074), (26, 3033725), (50, 1577537), (65, 1213490), (130, 606745), (325, 242698), (650, 121349)]