130450720

素因数分解:

$2^5\times 5^1\times {\mathrm{815317}}^1$

素因数の和:815332

約数の個数: 24

約数和(自身を含む): 308190204

約数和(自身を除く): 177739484

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 815317, 1630634, 3261268, 4076585, 6522536, 8153170, 13045072, 16306340, 26090144, 32612680, 65225360, 130450720]

約数ペア:

[(1, 130450720), (2, 65225360), (4, 32612680), (5, 26090144), (8, 16306340), (10, 13045072), (16, 8153170), (20, 6522536), (32, 4076585), (40, 3261268), (80, 1630634), (160, 815317)]