25836420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{877}}^1$

素因数の和:1380

約数の個数: 48

約数和(自身を含む): 72571968

約数和(自身を除く): 46735548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 491, 877, 982, 1473, 1754, 1964, 2455, 2631, 2946, 3508, 4385, 4910, 5262, 5892, 7365, 8770, 9820, 10524, 13155, 14730, 17540, 26310, 29460, 52620, 430607, 861214, 1291821, 1722428, 2153035, 2583642, 4306070, 5167284, 6459105, 8612140, 12918210, 25836420]

約数ペア:

[(1, 25836420), (2, 12918210), (3, 8612140), (4, 6459105), (5, 5167284), (6, 4306070), (10, 2583642), (12, 2153035), (15, 1722428), (20, 1291821), (30, 861214), (60, 430607), (491, 52620), (877, 29460), (982, 26310), (1473, 17540), (1754, 14730), (1964, 13155), (2455, 10524), (2631, 9820), (2946, 8770), (3508, 7365), (4385, 5892), (4910, 5262)]