87121880

素因数分解:

$2^3\times 5^1\times {\mathrm{1453}}^1\times {\mathrm{1499}}^1$

素因数の和:2963

約数の個数: 32

約数和(自身を含む): 196290000

約数和(自身を除く): 109168120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1453, 1499, 2906, 2998, 5812, 5996, 7265, 7495, 11624, 11992, 14530, 14990, 29060, 29980, 58120, 59960, 2178047, 4356094, 8712188, 10890235, 17424376, 21780470, 43560940, 87121880]

約数ペア:

[(1, 87121880), (2, 43560940), (4, 21780470), (5, 17424376), (8, 10890235), (10, 8712188), (20, 4356094), (40, 2178047), (1453, 59960), (1499, 58120), (2906, 29980), (2998, 29060), (5812, 14990), (5996, 14530), (7265, 11992), (7495, 11624)]