25117590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{19471}}^1$

素因数の和:19524

約数の個数: 32

約数和(自身を含む): 61687296

約数和(自身を除く): 36569706

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 19471, 38942, 58413, 97355, 116826, 194710, 292065, 584130, 837253, 1674506, 2511759, 4186265, 5023518, 8372530, 12558795, 25117590]

約数ペア:

[(1, 25117590), (2, 12558795), (3, 8372530), (5, 5023518), (6, 4186265), (10, 2511759), (15, 1674506), (30, 837253), (43, 584130), (86, 292065), (129, 194710), (215, 116826), (258, 97355), (430, 58413), (645, 38942), (1290, 19471)]