81064568

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{3527}}^1$

素因数の和:3576

約数の個数: 48

約数和(自身を含む): 174318480

約数和(自身を除く): 93253912

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 169, 221, 338, 442, 676, 884, 1352, 1768, 2873, 3527, 5746, 7054, 11492, 14108, 22984, 28216, 45851, 59959, 91702, 119918, 183404, 239836, 366808, 479672, 596063, 779467, 1192126, 1558934, 2384252, 3117868, 4768504, 6235736, 10133071, 20266142, 40532284, 81064568]

約数ペア:

[(1, 81064568), (2, 40532284), (4, 20266142), (8, 10133071), (13, 6235736), (17, 4768504), (26, 3117868), (34, 2384252), (52, 1558934), (68, 1192126), (104, 779467), (136, 596063), (169, 479672), (221, 366808), (338, 239836), (442, 183404), (676, 119918), (884, 91702), (1352, 59959), (1768, 45851), (2873, 28216), (3527, 22984), (5746, 14108), (7054, 11492)]