64002160

素因数分解:

$2^4\times 5^1\times {\mathrm{331}}^1\times {\mathrm{2417}}^1$

素因数の和:2761

約数の個数: 40

約数和(自身を含む): 149316336

約数和(自身を除く): 85314176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 331, 662, 1324, 1655, 2417, 2648, 3310, 4834, 5296, 6620, 9668, 12085, 13240, 19336, 24170, 26480, 38672, 48340, 96680, 193360, 800027, 1600054, 3200108, 4000135, 6400216, 8000270, 12800432, 16000540, 32001080, 64002160]

約数ペア:

[(1, 64002160), (2, 32001080), (4, 16000540), (5, 12800432), (8, 8000270), (10, 6400216), (16, 4000135), (20, 3200108), (40, 1600054), (80, 800027), (331, 193360), (662, 96680), (1324, 48340), (1655, 38672), (2417, 26480), (2648, 24170), (3310, 19336), (4834, 13240), (5296, 12085), (6620, 9668)]