25248440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{90173}}^1$

素因数の和:90191

約数の個数: 32

約数和(自身を含む): 64925280

約数和(自身を除く): 39676840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 90173, 180346, 360692, 450865, 631211, 721384, 901730, 1262422, 1803460, 2524844, 3156055, 3606920, 5049688, 6312110, 12624220, 25248440]

約数ペア:

[(1, 25248440), (2, 12624220), (4, 6312110), (5, 5049688), (7, 3606920), (8, 3156055), (10, 2524844), (14, 1803460), (20, 1262422), (28, 901730), (35, 721384), (40, 631211), (56, 450865), (70, 360692), (140, 180346), (280, 90173)]