25216984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{839}}^1$

素因数の和:892

約数の個数: 48

約数和(自身を含む): 54154800

約数和(自身を除く): 28937816

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 289, 442, 578, 839, 884, 1156, 1678, 1768, 2312, 3356, 3757, 6712, 7514, 10907, 14263, 15028, 21814, 28526, 30056, 43628, 57052, 87256, 114104, 185419, 242471, 370838, 484942, 741676, 969884, 1483352, 1939768, 3152123, 6304246, 12608492, 25216984]

約数ペア:

[(1, 25216984), (2, 12608492), (4, 6304246), (8, 3152123), (13, 1939768), (17, 1483352), (26, 969884), (34, 741676), (52, 484942), (68, 370838), (104, 242471), (136, 185419), (221, 114104), (289, 87256), (442, 57052), (578, 43628), (839, 30056), (884, 28526), (1156, 21814), (1678, 15028), (1768, 14263), (2312, 10907), (3356, 7514), (3757, 6712)]