76386280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{991}}^1$

素因数の和:1090

約数の個数: 64

約数和(自身を含む): 179988480

約数和(自身を除く): 103602200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 47, 82, 94, 164, 188, 205, 235, 328, 376, 410, 470, 820, 940, 991, 1640, 1880, 1927, 1982, 3854, 3964, 4955, 7708, 7928, 9635, 9910, 15416, 19270, 19820, 38540, 39640, 40631, 46577, 77080, 81262, 93154, 162524, 186308, 203155, 232885, 325048, 372616, 406310, 465770, 812620, 931540, 1625240, 1863080, 1909657, 3819314, 7638628, 9548285, 15277256, 19096570, 38193140, 76386280]

約数ペア:

[(1, 76386280), (2, 38193140), (4, 19096570), (5, 15277256), (8, 9548285), (10, 7638628), (20, 3819314), (40, 1909657), (41, 1863080), (47, 1625240), (82, 931540), (94, 812620), (164, 465770), (188, 406310), (205, 372616), (235, 325048), (328, 232885), (376, 203155), (410, 186308), (470, 162524), (820, 93154), (940, 81262), (991, 77080), (1640, 46577), (1880, 40631), (1927, 39640), (1982, 38540), (3854, 19820), (3964, 19270), (4955, 15416), (7708, 9910), (7928, 9635)]