15320826625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{71971}}^1$

素因数の和:72130

約数の個数: 32

約数和(自身を含む): 20748663936

約数和(自身を除く): 5427837311

約数列:

[1, 5, 13, 25, 65, 125, 131, 325, 655, 1625, 1703, 3275, 8515, 16375, 42575, 71971, 212875, 359855, 935623, 1799275, 4678115, 8996375, 9428201, 23390575, 47141005, 116952875, 122566613, 235705025, 612833065, 1178525125, 3064165325, 15320826625]

約数ペア:

[(1, 15320826625), (5, 3064165325), (13, 1178525125), (25, 612833065), (65, 235705025), (125, 122566613), (131, 116952875), (325, 47141005), (655, 23390575), (1625, 9428201), (1703, 8996375), (3275, 4678115), (8515, 1799275), (16375, 935623), (42575, 359855), (71971, 212875)]