66548240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1609}}^1$

素因数の和:1680

約数の個数: 80

約数和(自身を含む): 172488960

約数和(自身を除く): 105940720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 47, 55, 80, 88, 94, 110, 176, 188, 220, 235, 376, 440, 470, 517, 752, 880, 940, 1034, 1609, 1880, 2068, 2585, 3218, 3760, 4136, 5170, 6436, 8045, 8272, 10340, 12872, 16090, 17699, 20680, 25744, 32180, 35398, 41360, 64360, 70796, 75623, 88495, 128720, 141592, 151246, 176990, 283184, 302492, 353980, 378115, 604984, 707960, 756230, 831853, 1209968, 1415920, 1512460, 1663706, 3024920, 3327412, 4159265, 6049840, 6654824, 8318530, 13309648, 16637060, 33274120, 66548240]

約数ペア:

[(1, 66548240), (2, 33274120), (4, 16637060), (5, 13309648), (8, 8318530), (10, 6654824), (11, 6049840), (16, 4159265), (20, 3327412), (22, 3024920), (40, 1663706), (44, 1512460), (47, 1415920), (55, 1209968), (80, 831853), (88, 756230), (94, 707960), (110, 604984), (176, 378115), (188, 353980), (220, 302492), (235, 283184), (376, 176990), (440, 151246), (470, 141592), (517, 128720), (752, 88495), (880, 75623), (940, 70796), (1034, 64360), (1609, 41360), (1880, 35398), (2068, 32180), (2585, 25744), (3218, 20680), (3760, 17699), (4136, 16090), (5170, 12872), (6436, 10340), (8045, 8272)]