30245000

素因数分解:

$2^3\times 5^4\times {\mathrm{23}}^1\times {\mathrm{263}}^1$

素因数の和:312

約数の個数: 80

約数和(自身を含む): 74226240

約数和(自身を除く): 43981240

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 100, 115, 125, 184, 200, 230, 250, 263, 460, 500, 526, 575, 625, 920, 1000, 1052, 1150, 1250, 1315, 2104, 2300, 2500, 2630, 2875, 4600, 5000, 5260, 5750, 6049, 6575, 10520, 11500, 12098, 13150, 14375, 23000, 24196, 26300, 28750, 30245, 32875, 48392, 52600, 57500, 60490, 65750, 115000, 120980, 131500, 151225, 164375, 241960, 263000, 302450, 328750, 604900, 657500, 756125, 1209800, 1315000, 1512250, 3024500, 3780625, 6049000, 7561250, 15122500, 30245000]

約数ペア:

[(1, 30245000), (2, 15122500), (4, 7561250), (5, 6049000), (8, 3780625), (10, 3024500), (20, 1512250), (23, 1315000), (25, 1209800), (40, 756125), (46, 657500), (50, 604900), (92, 328750), (100, 302450), (115, 263000), (125, 241960), (184, 164375), (200, 151225), (230, 131500), (250, 120980), (263, 115000), (460, 65750), (500, 60490), (526, 57500), (575, 52600), (625, 48392), (920, 32875), (1000, 30245), (1052, 28750), (1150, 26300), (1250, 24196), (1315, 23000), (2104, 14375), (2300, 13150), (2500, 12098), (2630, 11500), (2875, 10520), (4600, 6575), (5000, 6049), (5260, 5750)]