66766480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4463}}^1$

素因数の和:4504

約数の個数: 80

約数和(自身を含む): 179345664

約数和(自身を除く): 112579184

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 880, 935, 1360, 1496, 1870, 2992, 3740, 4463, 7480, 8926, 14960, 17852, 22315, 35704, 44630, 49093, 71408, 75871, 89260, 98186, 151742, 178520, 196372, 245465, 303484, 357040, 379355, 392744, 490930, 606968, 758710, 785488, 834581, 981860, 1213936, 1517420, 1669162, 1963720, 3034840, 3338324, 3927440, 4172905, 6069680, 6676648, 8345810, 13353296, 16691620, 33383240, 66766480]

約数ペア:

[(1, 66766480), (2, 33383240), (4, 16691620), (5, 13353296), (8, 8345810), (10, 6676648), (11, 6069680), (16, 4172905), (17, 3927440), (20, 3338324), (22, 3034840), (34, 1963720), (40, 1669162), (44, 1517420), (55, 1213936), (68, 981860), (80, 834581), (85, 785488), (88, 758710), (110, 606968), (136, 490930), (170, 392744), (176, 379355), (187, 357040), (220, 303484), (272, 245465), (340, 196372), (374, 178520), (440, 151742), (680, 98186), (748, 89260), (880, 75871), (935, 71408), (1360, 49093), (1496, 44630), (1870, 35704), (2992, 22315), (3740, 17852), (4463, 14960), (7480, 8926)]