69189760

素因数分解:

$2^7\times 5^1\times {\mathrm{108109}}^1$

素因数の和:108128

約数の個数: 32

約数和(自身を含む): 165408300

約数和(自身を除く): 96218540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 108109, 216218, 432436, 540545, 864872, 1081090, 1729744, 2162180, 3459488, 4324360, 6918976, 8648720, 13837952, 17297440, 34594880, 69189760]

約数ペア:

[(1, 69189760), (2, 34594880), (4, 17297440), (5, 13837952), (8, 8648720), (10, 6918976), (16, 4324360), (20, 3459488), (32, 2162180), (40, 1729744), (64, 1081090), (80, 864872), (128, 540545), (160, 432436), (320, 216218), (640, 108109)]