81861830

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{8681}}^1$

素因数の和:8752

約数の個数: 32

約数和(自身を含む): 157526208

約数和(自身を除く): 75664378

約数列:

[1, 2, 5, 10, 23, 41, 46, 82, 115, 205, 230, 410, 943, 1886, 4715, 8681, 9430, 17362, 43405, 86810, 199663, 355921, 399326, 711842, 998315, 1779605, 1996630, 3559210, 8186183, 16372366, 40930915, 81861830]

約数ペア:

[(1, 81861830), (2, 40930915), (5, 16372366), (10, 8186183), (23, 3559210), (41, 1996630), (46, 1779605), (82, 998315), (115, 711842), (205, 399326), (230, 355921), (410, 199663), (943, 86810), (1886, 43405), (4715, 17362), (8681, 9430)]