52666040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{787}}^1$

素因数の和:1044

約数の個数: 64

約数和(自身を含む): 136166400

約数和(自身を除く): 83500360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 239, 280, 478, 787, 956, 1195, 1574, 1673, 1912, 2390, 3148, 3346, 3935, 4780, 5509, 6296, 6692, 7870, 8365, 9560, 11018, 13384, 15740, 16730, 22036, 27545, 31480, 33460, 44072, 55090, 66920, 110180, 188093, 220360, 376186, 752372, 940465, 1316651, 1504744, 1880930, 2633302, 3761860, 5266604, 6583255, 7523720, 10533208, 13166510, 26333020, 52666040]

約数ペア:

[(1, 52666040), (2, 26333020), (4, 13166510), (5, 10533208), (7, 7523720), (8, 6583255), (10, 5266604), (14, 3761860), (20, 2633302), (28, 1880930), (35, 1504744), (40, 1316651), (56, 940465), (70, 752372), (140, 376186), (239, 220360), (280, 188093), (478, 110180), (787, 66920), (956, 55090), (1195, 44072), (1574, 33460), (1673, 31480), (1912, 27545), (2390, 22036), (3148, 16730), (3346, 15740), (3935, 13384), (4780, 11018), (5509, 9560), (6296, 8365), (6692, 7870)]