25388628

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{491}}^1$

素因数の和:668

約数の個数: 48

約数和(自身を含む): 61716480

約数和(自身を除く): 36327852

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 139, 186, 278, 372, 417, 491, 556, 834, 982, 1473, 1668, 1964, 2946, 4309, 5892, 8618, 12927, 15221, 17236, 25854, 30442, 45663, 51708, 60884, 68249, 91326, 136498, 182652, 204747, 272996, 409494, 818988, 2115719, 4231438, 6347157, 8462876, 12694314, 25388628]

約数ペア:

[(1, 25388628), (2, 12694314), (3, 8462876), (4, 6347157), (6, 4231438), (12, 2115719), (31, 818988), (62, 409494), (93, 272996), (124, 204747), (139, 182652), (186, 136498), (278, 91326), (372, 68249), (417, 60884), (491, 51708), (556, 45663), (834, 30442), (982, 25854), (1473, 17236), (1668, 15221), (1964, 12927), (2946, 8618), (4309, 5892)]