204230480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{82351}}^1$

素因数の和:82395

約数の個数: 40

約数和(自身を含む): 490159104

約数和(自身を除く): 285928624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 82351, 164702, 329404, 411755, 658808, 823510, 1317616, 1647020, 2552881, 3294040, 5105762, 6588080, 10211524, 12764405, 20423048, 25528810, 40846096, 51057620, 102115240, 204230480]

約数ペア:

[(1, 204230480), (2, 102115240), (4, 51057620), (5, 40846096), (8, 25528810), (10, 20423048), (16, 12764405), (20, 10211524), (31, 6588080), (40, 5105762), (62, 3294040), (80, 2552881), (124, 1647020), (155, 1317616), (248, 823510), (310, 658808), (496, 411755), (620, 329404), (1240, 164702), (2480, 82351)]