25096520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{14591}}^1$

素因数の和:14645

約数の個数: 32

約数和(自身を含む): 57784320

約数和(自身を除く): 32687800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 14591, 29182, 58364, 72955, 116728, 145910, 291820, 583640, 627413, 1254826, 2509652, 3137065, 5019304, 6274130, 12548260, 25096520]

約数ペア:

[(1, 25096520), (2, 12548260), (4, 6274130), (5, 5019304), (8, 3137065), (10, 2509652), (20, 1254826), (40, 627413), (43, 583640), (86, 291820), (172, 145910), (215, 116728), (344, 72955), (430, 58364), (860, 29182), (1720, 14591)]