201220456

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:310

約数の個数: 64

約数和(自身を含む): 400755600

約数和(自身を除く): 199535144

約数列:

[1, 2, 4, 8, 41, 61, 82, 89, 113, 122, 164, 178, 226, 244, 328, 356, 452, 488, 712, 904, 2501, 3649, 4633, 5002, 5429, 6893, 7298, 9266, 10004, 10057, 10858, 13786, 14596, 18532, 20008, 20114, 21716, 27572, 29192, 37064, 40228, 43432, 55144, 80456, 222589, 282613, 412337, 445178, 565226, 613477, 824674, 890356, 1130452, 1226954, 1649348, 1780712, 2260904, 2453908, 3298696, 4907816, 25152557, 50305114, 100610228, 201220456]

約数ペア:

[(1, 201220456), (2, 100610228), (4, 50305114), (8, 25152557), (41, 4907816), (61, 3298696), (82, 2453908), (89, 2260904), (113, 1780712), (122, 1649348), (164, 1226954), (178, 1130452), (226, 890356), (244, 824674), (328, 613477), (356, 565226), (452, 445178), (488, 412337), (712, 282613), (904, 222589), (2501, 80456), (3649, 55144), (4633, 43432), (5002, 40228), (5429, 37064), (6893, 29192), (7298, 27572), (9266, 21716), (10004, 20114), (10057, 20008), (10858, 18532), (13786, 14596)]