3278000

素因数分解:

$2^4\times 5^3\times {\mathrm{11}}^1\times {\mathrm{149}}^1$

素因数の和:183

約数の個数: 80

約数和(自身を含む): 8704800

約数和(自身を除く): 5426800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 125, 149, 176, 200, 220, 250, 275, 298, 400, 440, 500, 550, 596, 745, 880, 1000, 1100, 1192, 1375, 1490, 1639, 2000, 2200, 2384, 2750, 2980, 3278, 3725, 4400, 5500, 5960, 6556, 7450, 8195, 11000, 11920, 13112, 14900, 16390, 18625, 22000, 26224, 29800, 32780, 37250, 40975, 59600, 65560, 74500, 81950, 131120, 149000, 163900, 204875, 298000, 327800, 409750, 655600, 819500, 1639000, 3278000]

約数ペア:

[(1, 3278000), (2, 1639000), (4, 819500), (5, 655600), (8, 409750), (10, 327800), (11, 298000), (16, 204875), (20, 163900), (22, 149000), (25, 131120), (40, 81950), (44, 74500), (50, 65560), (55, 59600), (80, 40975), (88, 37250), (100, 32780), (110, 29800), (125, 26224), (149, 22000), (176, 18625), (200, 16390), (220, 14900), (250, 13112), (275, 11920), (298, 11000), (400, 8195), (440, 7450), (500, 6556), (550, 5960), (596, 5500), (745, 4400), (880, 3725), (1000, 3278), (1100, 2980), (1192, 2750), (1375, 2384), (1490, 2200), (1639, 2000)]