208768300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{160591}}^1$

素因数の和:160618

約数の個数: 36

約数和(自身を含む): 487878496

約数和(自身を除く): 279110196

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 160591, 321182, 642364, 802955, 1605910, 2087683, 3211820, 4014775, 4175366, 8029550, 8350732, 10438415, 16059100, 20876830, 41753660, 52192075, 104384150, 208768300]

約数ペア:

[(1, 208768300), (2, 104384150), (4, 52192075), (5, 41753660), (10, 20876830), (13, 16059100), (20, 10438415), (25, 8350732), (26, 8029550), (50, 4175366), (52, 4014775), (65, 3211820), (100, 2087683), (130, 1605910), (260, 802955), (325, 642364), (650, 321182), (1300, 160591)]