51870520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4337}}^1$

素因数の和:4384

約数の個数: 64

約数和(自身を含む): 131181120

約数和(自身を除く): 79310600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 92, 104, 115, 130, 184, 230, 260, 299, 460, 520, 598, 920, 1196, 1495, 2392, 2990, 4337, 5980, 8674, 11960, 17348, 21685, 34696, 43370, 56381, 86740, 99751, 112762, 173480, 199502, 225524, 281905, 399004, 451048, 498755, 563810, 798008, 997510, 1127620, 1296763, 1995020, 2255240, 2593526, 3990040, 5187052, 6483815, 10374104, 12967630, 25935260, 51870520]

約数ペア:

[(1, 51870520), (2, 25935260), (4, 12967630), (5, 10374104), (8, 6483815), (10, 5187052), (13, 3990040), (20, 2593526), (23, 2255240), (26, 1995020), (40, 1296763), (46, 1127620), (52, 997510), (65, 798008), (92, 563810), (104, 498755), (115, 451048), (130, 399004), (184, 281905), (230, 225524), (260, 199502), (299, 173480), (460, 112762), (520, 99751), (598, 86740), (920, 56381), (1196, 43370), (1495, 34696), (2392, 21685), (2990, 17348), (4337, 11960), (5980, 8674)]