80830640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2963}}^1$

素因数の和:3018

約数の個数: 80

約数和(自身を含む): 211700736

約数和(自身を除く): 130870096

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1705, 2480, 2728, 2963, 3410, 5456, 5926, 6820, 11852, 13640, 14815, 23704, 27280, 29630, 32593, 47408, 59260, 65186, 91853, 118520, 130372, 162965, 183706, 237040, 260744, 325930, 367412, 459265, 521488, 651860, 734824, 918530, 1010383, 1303720, 1469648, 1837060, 2020766, 2607440, 3674120, 4041532, 5051915, 7348240, 8083064, 10103830, 16166128, 20207660, 40415320, 80830640]

約数ペア:

[(1, 80830640), (2, 40415320), (4, 20207660), (5, 16166128), (8, 10103830), (10, 8083064), (11, 7348240), (16, 5051915), (20, 4041532), (22, 3674120), (31, 2607440), (40, 2020766), (44, 1837060), (55, 1469648), (62, 1303720), (80, 1010383), (88, 918530), (110, 734824), (124, 651860), (155, 521488), (176, 459265), (220, 367412), (248, 325930), (310, 260744), (341, 237040), (440, 183706), (496, 162965), (620, 130372), (682, 118520), (880, 91853), (1240, 65186), (1364, 59260), (1705, 47408), (2480, 32593), (2728, 29630), (2963, 27280), (3410, 23704), (5456, 14815), (5926, 13640), (6820, 11852)]