130872040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251677}}^1$

素因数の和:251701

約数の個数: 32

約数和(自身を含む): 317114280

約数和(自身を除く): 186242240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 251677, 503354, 1006708, 1258385, 2013416, 2516770, 3271801, 5033540, 6543602, 10067080, 13087204, 16359005, 26174408, 32718010, 65436020, 130872040]

約数ペア:

[(1, 130872040), (2, 65436020), (4, 32718010), (5, 26174408), (8, 16359005), (10, 13087204), (13, 10067080), (20, 6543602), (26, 5033540), (40, 3271801), (52, 2516770), (65, 2013416), (104, 1258385), (130, 1006708), (260, 503354), (520, 251677)]