200623540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{771629}}^1$

素因数の和:771651

約数の個数: 24

約数和(自身を含む): 453718440

約数和(自身を除く): 253094900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 771629, 1543258, 3086516, 3858145, 7716290, 10031177, 15432580, 20062354, 40124708, 50155885, 100311770, 200623540]

約数ペア:

[(1, 200623540), (2, 100311770), (4, 50155885), (5, 40124708), (10, 20062354), (13, 15432580), (20, 10031177), (26, 7716290), (52, 3858145), (65, 3086516), (130, 1543258), (260, 771629)]