87717604

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1889}}^1$

素因数の和:1972

約数の個数: 48

約数和(自身を含む): 177811200

約数和(自身を除く): 90093596

約数列:

[1, 2, 4, 13, 19, 26, 38, 47, 52, 76, 94, 188, 247, 494, 611, 893, 988, 1222, 1786, 1889, 2444, 3572, 3778, 7556, 11609, 23218, 24557, 35891, 46436, 49114, 71782, 88783, 98228, 143564, 177566, 355132, 466583, 933166, 1154179, 1686877, 1866332, 2308358, 3373754, 4616716, 6747508, 21929401, 43858802, 87717604]

約数ペア:

[(1, 87717604), (2, 43858802), (4, 21929401), (13, 6747508), (19, 4616716), (26, 3373754), (38, 2308358), (47, 1866332), (52, 1686877), (76, 1154179), (94, 933166), (188, 466583), (247, 355132), (494, 177566), (611, 143564), (893, 98228), (988, 88783), (1222, 71782), (1786, 49114), (1889, 46436), (2444, 35891), (3572, 24557), (3778, 23218), (7556, 11609)]