25339980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{2591}}^1$

素因数の和:2766

約数の個数: 48

約数和(自身を含む): 71414784

約数和(自身を除く): 46074804

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 163, 326, 489, 652, 815, 978, 1630, 1956, 2445, 2591, 3260, 4890, 5182, 7773, 9780, 10364, 12955, 15546, 25910, 31092, 38865, 51820, 77730, 155460, 422333, 844666, 1266999, 1689332, 2111665, 2533998, 4223330, 5067996, 6334995, 8446660, 12669990, 25339980]

約数ペア:

[(1, 25339980), (2, 12669990), (3, 8446660), (4, 6334995), (5, 5067996), (6, 4223330), (10, 2533998), (12, 2111665), (15, 1689332), (20, 1266999), (30, 844666), (60, 422333), (163, 155460), (326, 77730), (489, 51820), (652, 38865), (815, 31092), (978, 25910), (1630, 15546), (1956, 12955), (2445, 10364), (2591, 9780), (3260, 7773), (4890, 5182)]