889473520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{607}}^1\times {\mathrm{1409}}^1$

素因数の和:2042

約数の個数: 80

約数和(自身を含む): 2232357120

約数和(自身を除く): 1342883600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 607, 1040, 1214, 1409, 2428, 2818, 3035, 4856, 5636, 6070, 7045, 7891, 9712, 11272, 12140, 14090, 15782, 18317, 22544, 24280, 28180, 31564, 36634, 39455, 48560, 56360, 63128, 73268, 78910, 91585, 112720, 126256, 146536, 157820, 183170, 293072, 315640, 366340, 631280, 732680, 855263, 1465360, 1710526, 3421052, 4276315, 6842104, 8552630, 11118419, 13684208, 17105260, 22236838, 34210520, 44473676, 55592095, 68421040, 88947352, 111184190, 177894704, 222368380, 444736760, 889473520]

約数ペア:

[(1, 889473520), (2, 444736760), (4, 222368380), (5, 177894704), (8, 111184190), (10, 88947352), (13, 68421040), (16, 55592095), (20, 44473676), (26, 34210520), (40, 22236838), (52, 17105260), (65, 13684208), (80, 11118419), (104, 8552630), (130, 6842104), (208, 4276315), (260, 3421052), (520, 1710526), (607, 1465360), (1040, 855263), (1214, 732680), (1409, 631280), (2428, 366340), (2818, 315640), (3035, 293072), (4856, 183170), (5636, 157820), (6070, 146536), (7045, 126256), (7891, 112720), (9712, 91585), (11272, 78910), (12140, 73268), (14090, 63128), (15782, 56360), (18317, 48560), (22544, 39455), (24280, 36634), (28180, 31564)]