256095268

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{3221}}^1$

素因数の和:3388

約数の個数: 48

約数和(自身を含む): 530470080

約数和(自身を除く): 274374812

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 139, 143, 278, 286, 556, 572, 1529, 1807, 3058, 3221, 3614, 6116, 6442, 7228, 12884, 19877, 35431, 39754, 41873, 70862, 79508, 83746, 141724, 167492, 447719, 460603, 895438, 921206, 1790876, 1842412, 4924909, 5820347, 9849818, 11640694, 19699636, 23281388, 64023817, 128047634, 256095268]

約数ペア:

[(1, 256095268), (2, 128047634), (4, 64023817), (11, 23281388), (13, 19699636), (22, 11640694), (26, 9849818), (44, 5820347), (52, 4924909), (139, 1842412), (143, 1790876), (278, 921206), (286, 895438), (556, 460603), (572, 447719), (1529, 167492), (1807, 141724), (3058, 83746), (3221, 79508), (3614, 70862), (6116, 41873), (6442, 39754), (7228, 35431), (12884, 19877)]