81726050

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{977}}^1$

素因数の和:1235

約数の個数: 48

約数和(自身を含む): 174631680

約数和(自身を除く): 92905630

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 239, 350, 478, 977, 1195, 1673, 1954, 2390, 3346, 4885, 5975, 6839, 8365, 9770, 11950, 13678, 16730, 24425, 34195, 41825, 48850, 68390, 83650, 170975, 233503, 341950, 467006, 1167515, 1634521, 2335030, 3269042, 5837575, 8172605, 11675150, 16345210, 40863025, 81726050]

約数ペア:

[(1, 81726050), (2, 40863025), (5, 16345210), (7, 11675150), (10, 8172605), (14, 5837575), (25, 3269042), (35, 2335030), (50, 1634521), (70, 1167515), (175, 467006), (239, 341950), (350, 233503), (478, 170975), (977, 83650), (1195, 68390), (1673, 48850), (1954, 41825), (2390, 34195), (3346, 24425), (4885, 16730), (5975, 13678), (6839, 11950), (8365, 9770)]