72073625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2609}}^1$

素因数の和:2654

約数の個数: 32

約数和(自身を含む): 102604320

約数和(自身を除く): 30530695

約数列:

[1, 5, 13, 17, 25, 65, 85, 125, 221, 325, 425, 1105, 1625, 2125, 2609, 5525, 13045, 27625, 33917, 44353, 65225, 169585, 221765, 326125, 576589, 847925, 1108825, 2882945, 4239625, 5544125, 14414725, 72073625]

約数ペア:

[(1, 72073625), (5, 14414725), (13, 5544125), (17, 4239625), (25, 2882945), (65, 1108825), (85, 847925), (125, 576589), (221, 326125), (325, 221765), (425, 169585), (1105, 65225), (1625, 44353), (2125, 33917), (2609, 27625), (5525, 13045)]