68988100

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{23789}}^1$

素因数の和:23832

約数の個数: 36

約数和(自身を含む): 154872900

約数和(自身を除く): 85884800

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 290, 580, 725, 1450, 2900, 23789, 47578, 95156, 118945, 237890, 475780, 594725, 689881, 1189450, 1379762, 2378900, 2759524, 3449405, 6898810, 13797620, 17247025, 34494050, 68988100]

約数ペア:

[(1, 68988100), (2, 34494050), (4, 17247025), (5, 13797620), (10, 6898810), (20, 3449405), (25, 2759524), (29, 2378900), (50, 1379762), (58, 1189450), (100, 689881), (116, 594725), (145, 475780), (290, 237890), (580, 118945), (725, 95156), (1450, 47578), (2900, 23789)]