71607320

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{929}}^1$

素因数の和:1028

約数の個数: 64

約数和(自身を含む): 168739200

約数和(自身を除く): 97131880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 47, 82, 94, 164, 188, 205, 235, 328, 376, 410, 470, 820, 929, 940, 1640, 1858, 1880, 1927, 3716, 3854, 4645, 7432, 7708, 9290, 9635, 15416, 18580, 19270, 37160, 38089, 38540, 43663, 76178, 77080, 87326, 152356, 174652, 190445, 218315, 304712, 349304, 380890, 436630, 761780, 873260, 1523560, 1746520, 1790183, 3580366, 7160732, 8950915, 14321464, 17901830, 35803660, 71607320]

約数ペア:

[(1, 71607320), (2, 35803660), (4, 17901830), (5, 14321464), (8, 8950915), (10, 7160732), (20, 3580366), (40, 1790183), (41, 1746520), (47, 1523560), (82, 873260), (94, 761780), (164, 436630), (188, 380890), (205, 349304), (235, 304712), (328, 218315), (376, 190445), (410, 174652), (470, 152356), (820, 87326), (929, 77080), (940, 76178), (1640, 43663), (1858, 38540), (1880, 38089), (1927, 37160), (3716, 19270), (3854, 18580), (4645, 15416), (7432, 9635), (7708, 9290)]