299000

素因数分解:

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

素因数の和:57

約数の個数: 64

約数和(自身を含む): 786240

約数和(自身を除く): 487240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 25, 26, 40, 46, 50, 52, 65, 92, 100, 104, 115, 125, 130, 184, 200, 230, 250, 260, 299, 325, 460, 500, 520, 575, 598, 650, 920, 1000, 1150, 1196, 1300, 1495, 1625, 2300, 2392, 2600, 2875, 2990, 3250, 4600, 5750, 5980, 6500, 7475, 11500, 11960, 13000, 14950, 23000, 29900, 37375, 59800, 74750, 149500, 299000]

約数ペア:

[(1, 299000), (2, 149500), (4, 74750), (5, 59800), (8, 37375), (10, 29900), (13, 23000), (20, 14950), (23, 13000), (25, 11960), (26, 11500), (40, 7475), (46, 6500), (50, 5980), (52, 5750), (65, 4600), (92, 3250), (100, 2990), (104, 2875), (115, 2600), (125, 2392), (130, 2300), (184, 1625), (200, 1495), (230, 1300), (250, 1196), (260, 1150), (299, 1000), (325, 920), (460, 650), (500, 598), (520, 575)]