52212940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{491}}^1$

素因数の和:922

約数の個数: 48

約数和(自身を含む): 118611360

約数和(自身を除く): 66398420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 409, 491, 818, 982, 1636, 1964, 2045, 2455, 4090, 4910, 5317, 6383, 8180, 9820, 10634, 12766, 21268, 25532, 26585, 31915, 53170, 63830, 106340, 127660, 200819, 401638, 803276, 1004095, 2008190, 2610647, 4016380, 5221294, 10442588, 13053235, 26106470, 52212940]

約数ペア:

[(1, 52212940), (2, 26106470), (4, 13053235), (5, 10442588), (10, 5221294), (13, 4016380), (20, 2610647), (26, 2008190), (52, 1004095), (65, 803276), (130, 401638), (260, 200819), (409, 127660), (491, 106340), (818, 63830), (982, 53170), (1636, 31915), (1964, 26585), (2045, 25532), (2455, 21268), (4090, 12766), (4910, 10634), (5317, 9820), (6383, 8180)]