49986440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{1069}}^1$

素因数の和:1254

約数の個数: 64

約数和(自身を含む): 129427200

約数和(自身を除く): 79440760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 167, 280, 334, 668, 835, 1069, 1169, 1336, 1670, 2138, 2338, 3340, 4276, 4676, 5345, 5845, 6680, 7483, 8552, 9352, 10690, 11690, 14966, 21380, 23380, 29932, 37415, 42760, 46760, 59864, 74830, 149660, 178523, 299320, 357046, 714092, 892615, 1249661, 1428184, 1785230, 2499322, 3570460, 4998644, 6248305, 7140920, 9997288, 12496610, 24993220, 49986440]

約数ペア:

[(1, 49986440), (2, 24993220), (4, 12496610), (5, 9997288), (7, 7140920), (8, 6248305), (10, 4998644), (14, 3570460), (20, 2499322), (28, 1785230), (35, 1428184), (40, 1249661), (56, 892615), (70, 714092), (140, 357046), (167, 299320), (280, 178523), (334, 149660), (668, 74830), (835, 59864), (1069, 46760), (1169, 42760), (1336, 37415), (1670, 29932), (2138, 23380), (2338, 21380), (3340, 14966), (4276, 11690), (4676, 10690), (5345, 9352), (5845, 8552), (6680, 7483)]