8206000

素因数分解:

$2^4\times 5^3\times {\mathrm{11}}^1\times {\mathrm{373}}^1$

素因数の和:407

約数の個数: 80

約数和(自身を含む): 21703968

約数和(自身を除く): 13497968

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 125, 176, 200, 220, 250, 275, 373, 400, 440, 500, 550, 746, 880, 1000, 1100, 1375, 1492, 1865, 2000, 2200, 2750, 2984, 3730, 4103, 4400, 5500, 5968, 7460, 8206, 9325, 11000, 14920, 16412, 18650, 20515, 22000, 29840, 32824, 37300, 41030, 46625, 65648, 74600, 82060, 93250, 102575, 149200, 164120, 186500, 205150, 328240, 373000, 410300, 512875, 746000, 820600, 1025750, 1641200, 2051500, 4103000, 8206000]

約数ペア:

[(1, 8206000), (2, 4103000), (4, 2051500), (5, 1641200), (8, 1025750), (10, 820600), (11, 746000), (16, 512875), (20, 410300), (22, 373000), (25, 328240), (40, 205150), (44, 186500), (50, 164120), (55, 149200), (80, 102575), (88, 93250), (100, 82060), (110, 74600), (125, 65648), (176, 46625), (200, 41030), (220, 37300), (250, 32824), (275, 29840), (373, 22000), (400, 20515), (440, 18650), (500, 16412), (550, 14920), (746, 11000), (880, 9325), (1000, 8206), (1100, 7460), (1375, 5968), (1492, 5500), (1865, 4400), (2000, 4103), (2200, 3730), (2750, 2984)]