64505590

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{2239}}^1$

素因数の和:2356

約数の個数: 32

約数和(自身を含む): 120637440

約数和(自身を除く): 56131850

約数列:

[1, 2, 5, 10, 43, 67, 86, 134, 215, 335, 430, 670, 2239, 2881, 4478, 5762, 11195, 14405, 22390, 28810, 96277, 150013, 192554, 300026, 481385, 750065, 962770, 1500130, 6450559, 12901118, 32252795, 64505590]

約数ペア:

[(1, 64505590), (2, 32252795), (5, 12901118), (10, 6450559), (43, 1500130), (67, 962770), (86, 750065), (134, 481385), (215, 300026), (335, 192554), (430, 150013), (670, 96277), (2239, 28810), (2881, 22390), (4478, 14405), (5762, 11195)]