200178890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{79}}^1\times {\mathrm{479}}^1$

素因数の和:611

約数の個数: 48

約数和(自身を含む): 382233600

約数和(自身を除く): 182054710

約数列:

[1, 2, 5, 10, 23, 46, 79, 115, 158, 230, 395, 479, 529, 790, 958, 1058, 1817, 2395, 2645, 3634, 4790, 5290, 9085, 11017, 18170, 22034, 37841, 41791, 55085, 75682, 83582, 110170, 189205, 208955, 253391, 378410, 417910, 506782, 870343, 1266955, 1740686, 2533910, 4351715, 8703430, 20017889, 40035778, 100089445, 200178890]

約数ペア:

[(1, 200178890), (2, 100089445), (5, 40035778), (10, 20017889), (23, 8703430), (46, 4351715), (79, 2533910), (115, 1740686), (158, 1266955), (230, 870343), (395, 506782), (479, 417910), (529, 378410), (790, 253391), (958, 208955), (1058, 189205), (1817, 110170), (2395, 83582), (2645, 75682), (3634, 55085), (4790, 41791), (5290, 37841), (9085, 22034), (11017, 18170)]