388664120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{32497}}^1$

素因数の和:32544

約数の個数: 64

約数和(自身を含む): 982739520

約数和(自身を除く): 594075400

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, 5980, 11960, 32497, 64994, 129988, 162485, 259976, 324970, 422461, 649940, 747431, 844922, 1299880, 1494862, 1689844, 2112305, 2989724, 3379688, 3737155, 4224610, 5979448, 7474310, 8449220, 9716603, 14948620, 16898440, 19433206, 29897240, 38866412, 48583015, 77732824, 97166030, 194332060, 388664120]

約数ペア:

[(1, 388664120), (2, 194332060), (4, 97166030), (5, 77732824), (8, 48583015), (10, 38866412), (13, 29897240), (20, 19433206), (23, 16898440), (26, 14948620), (40, 9716603), (46, 8449220), (52, 7474310), (65, 5979448), (92, 4224610), (104, 3737155), (115, 3379688), (130, 2989724), (184, 2112305), (230, 1689844), (260, 1494862), (299, 1299880), (460, 844922), (520, 747431), (598, 649940), (920, 422461), (1196, 324970), (1495, 259976), (2392, 162485), (2990, 129988), (5980, 64994), (11960, 32497)]