64559620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1\times {\mathrm{479}}^1$

素因数の和:804

約数の個数: 48

約数和(自身を含む): 142248960

約数和(自身を除く): 77689340

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 293, 460, 479, 586, 958, 1172, 1465, 1916, 2395, 2930, 4790, 5860, 6739, 9580, 11017, 13478, 22034, 26956, 33695, 44068, 55085, 67390, 110170, 134780, 140347, 220340, 280694, 561388, 701735, 1403470, 2806940, 3227981, 6455962, 12911924, 16139905, 32279810, 64559620]

約数ペア:

[(1, 64559620), (2, 32279810), (4, 16139905), (5, 12911924), (10, 6455962), (20, 3227981), (23, 2806940), (46, 1403470), (92, 701735), (115, 561388), (230, 280694), (293, 220340), (460, 140347), (479, 134780), (586, 110170), (958, 67390), (1172, 55085), (1465, 44068), (1916, 33695), (2395, 26956), (2930, 22034), (4790, 13478), (5860, 11017), (6739, 9580)]