68566880

素因数分解:

$2^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{4243}}^1$

素因数の和:4359

約数の個数: 48

約数和(自身を含む): 163631664

約数和(自身を除く): 95064784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 160, 202, 404, 505, 808, 1010, 1616, 2020, 3232, 4040, 4243, 8080, 8486, 16160, 16972, 21215, 33944, 42430, 67888, 84860, 135776, 169720, 339440, 428543, 678880, 857086, 1714172, 2142715, 3428344, 4285430, 6856688, 8570860, 13713376, 17141720, 34283440, 68566880]

約数ペア:

[(1, 68566880), (2, 34283440), (4, 17141720), (5, 13713376), (8, 8570860), (10, 6856688), (16, 4285430), (20, 3428344), (32, 2142715), (40, 1714172), (80, 857086), (101, 678880), (160, 428543), (202, 339440), (404, 169720), (505, 135776), (808, 84860), (1010, 67888), (1616, 42430), (2020, 33944), (3232, 21215), (4040, 16972), (4243, 16160), (8080, 8486)]