205129524730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{283}}^1\times {\mathrm{428899}}^1$

素因数の和:429215

約数の個数: 48

約数和(自身を含む): 401234234400

約数和(自身を除く): 196104709670

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 283, 338, 566, 845, 1415, 1690, 2830, 3679, 7358, 18395, 36790, 47827, 95654, 239135, 428899, 478270, 857798, 2144495, 4288990, 5575687, 11151374, 27878435, 55756870, 72483931, 121378417, 144967862, 242756834, 362419655, 606892085, 724839310, 1213784170, 1577919421, 3155838842, 7889597105, 15779194210, 20512952473, 41025904946, 102564762365, 205129524730]

約数ペア:

[(1, 205129524730), (2, 102564762365), (5, 41025904946), (10, 20512952473), (13, 15779194210), (26, 7889597105), (65, 3155838842), (130, 1577919421), (169, 1213784170), (283, 724839310), (338, 606892085), (566, 362419655), (845, 242756834), (1415, 144967862), (1690, 121378417), (2830, 72483931), (3679, 55756870), (7358, 27878435), (18395, 11151374), (36790, 5575687), (47827, 4288990), (95654, 2144495), (239135, 857798), (428899, 478270)]