129849680

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{37747}}^1$

素因数の和:37803

約数の個数: 40

約数和(自身を含む): 308929632

約数和(自身を除く): 179079952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 37747, 75494, 150988, 188735, 301976, 377470, 603952, 754940, 1509880, 1623121, 3019760, 3246242, 6492484, 8115605, 12984968, 16231210, 25969936, 32462420, 64924840, 129849680]

約数ペア:

[(1, 129849680), (2, 64924840), (4, 32462420), (5, 25969936), (8, 16231210), (10, 12984968), (16, 8115605), (20, 6492484), (40, 3246242), (43, 3019760), (80, 1623121), (86, 1509880), (172, 754940), (215, 603952), (344, 377470), (430, 301976), (688, 188735), (860, 150988), (1720, 75494), (3440, 37747)]