67838720

素因数分解:

$2^8\times 5^1\times {\mathrm{52999}}^1$

素因数の和:53020

約数の個数: 36

約数和(自身を含む): 162498000

約数和(自身を除く): 94659280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 52999, 105998, 211996, 264995, 423992, 529990, 847984, 1059980, 1695968, 2119960, 3391936, 4239920, 6783872, 8479840, 13567744, 16959680, 33919360, 67838720]

約数ペア:

[(1, 67838720), (2, 33919360), (4, 16959680), (5, 13567744), (8, 8479840), (10, 6783872), (16, 4239920), (20, 3391936), (32, 2119960), (40, 1695968), (64, 1059980), (80, 847984), (128, 529990), (160, 423992), (256, 264995), (320, 211996), (640, 105998), (1280, 52999)]