69017840

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{14143}}^1$

素因数の和:14217

約数の個数: 40

約数和(自身を含む): 163108608

約数和(自身を除く): 94090768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 14143, 28286, 56572, 70715, 113144, 141430, 226288, 282860, 565720, 862723, 1131440, 1725446, 3450892, 4313615, 6901784, 8627230, 13803568, 17254460, 34508920, 69017840]

約数ペア:

[(1, 69017840), (2, 34508920), (4, 17254460), (5, 13803568), (8, 8627230), (10, 6901784), (16, 4313615), (20, 3450892), (40, 1725446), (61, 1131440), (80, 862723), (122, 565720), (244, 282860), (305, 226288), (488, 141430), (610, 113144), (976, 70715), (1220, 56572), (2440, 28286), (4880, 14143)]