9880850

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:172

約数の個数: 72

約数和(自身を含む): 22158180

約数和(自身を除く): 12277330

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 37, 49, 50, 70, 74, 98, 109, 175, 185, 218, 245, 259, 350, 370, 490, 518, 545, 763, 925, 1090, 1225, 1295, 1526, 1813, 1850, 2450, 2590, 2725, 3626, 3815, 4033, 5341, 5450, 6475, 7630, 8066, 9065, 10682, 12950, 18130, 19075, 20165, 26705, 28231, 38150, 40330, 45325, 53410, 56462, 90650, 100825, 133525, 141155, 197617, 201650, 267050, 282310, 395234, 705775, 988085, 1411550, 1976170, 4940425, 9880850]

約数ペア:

[(1, 9880850), (2, 4940425), (5, 1976170), (7, 1411550), (10, 988085), (14, 705775), (25, 395234), (35, 282310), (37, 267050), (49, 201650), (50, 197617), (70, 141155), (74, 133525), (98, 100825), (109, 90650), (175, 56462), (185, 53410), (218, 45325), (245, 40330), (259, 38150), (350, 28231), (370, 26705), (490, 20165), (518, 19075), (545, 18130), (763, 12950), (925, 10682), (1090, 9065), (1225, 8066), (1295, 7630), (1526, 6475), (1813, 5450), (1850, 5341), (2450, 4033), (2590, 3815), (2725, 3626)]