80315816

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{491}}^1$

素因数の和:654

約数の個数: 64

約数和(自身を含む): 181370880

約数和(自身を除く): 101055064

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 127, 161, 184, 254, 322, 491, 508, 644, 889, 982, 1016, 1288, 1778, 1964, 2921, 3437, 3556, 3928, 5842, 6874, 7112, 11293, 11684, 13748, 20447, 22586, 23368, 27496, 40894, 45172, 62357, 79051, 81788, 90344, 124714, 158102, 163576, 249428, 316204, 436499, 498856, 632408, 872998, 1434211, 1745996, 2868422, 3491992, 5736844, 10039477, 11473688, 20078954, 40157908, 80315816]

約数ペア:

[(1, 80315816), (2, 40157908), (4, 20078954), (7, 11473688), (8, 10039477), (14, 5736844), (23, 3491992), (28, 2868422), (46, 1745996), (56, 1434211), (92, 872998), (127, 632408), (161, 498856), (184, 436499), (254, 316204), (322, 249428), (491, 163576), (508, 158102), (644, 124714), (889, 90344), (982, 81788), (1016, 79051), (1288, 62357), (1778, 45172), (1964, 40894), (2921, 27496), (3437, 23368), (3556, 22586), (3928, 20447), (5842, 13748), (6874, 11684), (7112, 11293)]