82009720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{6857}}^1$

素因数の和:6904

約数の個数: 64

約数和(自身を含む): 207385920

約数和(自身を除く): 125376200

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, 6857, 11960, 13714, 27428, 34285, 54856, 68570, 89141, 137140, 157711, 178282, 274280, 315422, 356564, 445705, 630844, 713128, 788555, 891410, 1261688, 1577110, 1782820, 2050243, 3154220, 3565640, 4100486, 6308440, 8200972, 10251215, 16401944, 20502430, 41004860, 82009720]

約数ペア:

[(1, 82009720), (2, 41004860), (4, 20502430), (5, 16401944), (8, 10251215), (10, 8200972), (13, 6308440), (20, 4100486), (23, 3565640), (26, 3154220), (40, 2050243), (46, 1782820), (52, 1577110), (65, 1261688), (92, 891410), (104, 788555), (115, 713128), (130, 630844), (184, 445705), (230, 356564), (260, 315422), (299, 274280), (460, 178282), (520, 157711), (598, 137140), (920, 89141), (1196, 68570), (1495, 54856), (2392, 34285), (2990, 27428), (5980, 13714), (6857, 11960)]