80243560

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{433}}^1$

素因数の和:598

約数の個数: 64

約数和(自身を含む): 187019280

約数和(自身を除く): 106775720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 113, 164, 205, 226, 328, 410, 433, 452, 565, 820, 866, 904, 1130, 1640, 1732, 2165, 2260, 3464, 4330, 4520, 4633, 8660, 9266, 17320, 17753, 18532, 23165, 35506, 37064, 46330, 48929, 71012, 88765, 92660, 97858, 142024, 177530, 185320, 195716, 244645, 355060, 391432, 489290, 710120, 978580, 1957160, 2006089, 4012178, 8024356, 10030445, 16048712, 20060890, 40121780, 80243560]

約数ペア:

[(1, 80243560), (2, 40121780), (4, 20060890), (5, 16048712), (8, 10030445), (10, 8024356), (20, 4012178), (40, 2006089), (41, 1957160), (82, 978580), (113, 710120), (164, 489290), (205, 391432), (226, 355060), (328, 244645), (410, 195716), (433, 185320), (452, 177530), (565, 142024), (820, 97858), (866, 92660), (904, 88765), (1130, 71012), (1640, 48929), (1732, 46330), (2165, 37064), (2260, 35506), (3464, 23165), (4330, 18532), (4520, 17753), (4633, 17320), (8660, 9266)]