42915025

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{263}}^1$

素因数の和:441

約数の個数: 24

約数和(自身を含む): 54800064

約数和(自身を除く): 11885039

約数列:

[1, 5, 25, 61, 107, 263, 305, 535, 1315, 1525, 2675, 6527, 6575, 16043, 28141, 32635, 80215, 140705, 163175, 401075, 703525, 1716601, 8583005, 42915025]

約数ペア:

[(1, 42915025), (5, 8583005), (25, 1716601), (61, 703525), (107, 401075), (263, 163175), (305, 140705), (535, 80215), (1315, 32635), (1525, 28141), (2675, 16043), (6527, 6575)]