66972620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23417}}^1$

素因数の和:23450

約数の個数: 48

約数和(自身を含む): 165237408

約数和(自身を除く): 98264788

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 23417, 46834, 93668, 117085, 234170, 257587, 304421, 468340, 515174, 608842, 1030348, 1217684, 1287935, 1522105, 2575870, 3044210, 3348631, 5151740, 6088420, 6697262, 13394524, 16743155, 33486310, 66972620]

約数ペア:

[(1, 66972620), (2, 33486310), (4, 16743155), (5, 13394524), (10, 6697262), (11, 6088420), (13, 5151740), (20, 3348631), (22, 3044210), (26, 2575870), (44, 1522105), (52, 1287935), (55, 1217684), (65, 1030348), (110, 608842), (130, 515174), (143, 468340), (220, 304421), (260, 257587), (286, 234170), (572, 117085), (715, 93668), (1430, 46834), (2860, 23417)]