388492700

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{133963}}^1$

素因数の和:134006

約数の個数: 36

約数和(自身を含む): 872105640

約数和(自身を除く): 483612940

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 290, 580, 725, 1450, 2900, 133963, 267926, 535852, 669815, 1339630, 2679260, 3349075, 3884927, 6698150, 7769854, 13396300, 15539708, 19424635, 38849270, 77698540, 97123175, 194246350, 388492700]

約数ペア:

[(1, 388492700), (2, 194246350), (4, 97123175), (5, 77698540), (10, 38849270), (20, 19424635), (25, 15539708), (29, 13396300), (50, 7769854), (58, 6698150), (100, 3884927), (116, 3349075), (145, 2679260), (290, 1339630), (580, 669815), (725, 535852), (1450, 267926), (2900, 133963)]