65026520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{5437}}^1$

素因数の和:5484

約数の個数: 64

約数和(自身を含む): 164445120

約数和(自身を除く): 99418600

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, 5437, 5980, 10874, 11960, 21748, 27185, 43496, 54370, 70681, 108740, 125051, 141362, 217480, 250102, 282724, 353405, 500204, 565448, 625255, 706810, 1000408, 1250510, 1413620, 1625663, 2501020, 2827240, 3251326, 5002040, 6502652, 8128315, 13005304, 16256630, 32513260, 65026520]

約数ペア:

[(1, 65026520), (2, 32513260), (4, 16256630), (5, 13005304), (8, 8128315), (10, 6502652), (13, 5002040), (20, 3251326), (23, 2827240), (26, 2501020), (40, 1625663), (46, 1413620), (52, 1250510), (65, 1000408), (92, 706810), (104, 625255), (115, 565448), (130, 500204), (184, 353405), (230, 282724), (260, 250102), (299, 217480), (460, 141362), (520, 125051), (598, 108740), (920, 70681), (1196, 54370), (1495, 43496), (2392, 27185), (2990, 21748), (5437, 11960), (5980, 10874)]