67918720

素因数分解:

$2^7\times 5^1\times {\mathrm{106123}}^1$

素因数の和:106142

約数の個数: 32

約数和(自身を含む): 162369720

約数和(自身を除く): 94451000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 106123, 212246, 424492, 530615, 848984, 1061230, 1697968, 2122460, 3395936, 4244920, 6791872, 8489840, 13583744, 16979680, 33959360, 67918720]

約数ペア:

[(1, 67918720), (2, 33959360), (4, 16979680), (5, 13583744), (8, 8489840), (10, 6791872), (16, 4244920), (20, 3395936), (32, 2122460), (40, 1697968), (64, 1061230), (80, 848984), (128, 530615), (160, 424492), (320, 212246), (640, 106123)]