98490640

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{28631}}^1$

素因数の和:28687

約数の個数: 40

約数和(自身を含む): 234324288

約数和(自身を除く): 135833648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 28631, 57262, 114524, 143155, 229048, 286310, 458096, 572620, 1145240, 1231133, 2290480, 2462266, 4924532, 6155665, 9849064, 12311330, 19698128, 24622660, 49245320, 98490640]

約数ペア:

[(1, 98490640), (2, 49245320), (4, 24622660), (5, 19698128), (8, 12311330), (10, 9849064), (16, 6155665), (20, 4924532), (40, 2462266), (43, 2290480), (80, 1231133), (86, 1145240), (172, 572620), (215, 458096), (344, 286310), (430, 229048), (688, 143155), (860, 114524), (1720, 57262), (3440, 28631)]