89799440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{66029}}^1$

素因数の和:66059

約数の個数: 40

約数和(自身を含む): 221068440

約数和(自身を除く): 131269000

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 66029, 132058, 264116, 330145, 528232, 660290, 1056464, 1122493, 1320580, 2244986, 2641160, 4489972, 5282320, 5612465, 8979944, 11224930, 17959888, 22449860, 44899720, 89799440]

約数ペア:

[(1, 89799440), (2, 44899720), (4, 22449860), (5, 17959888), (8, 11224930), (10, 8979944), (16, 5612465), (17, 5282320), (20, 4489972), (34, 2641160), (40, 2244986), (68, 1320580), (80, 1122493), (85, 1056464), (136, 660290), (170, 528232), (272, 330145), (340, 264116), (680, 132058), (1360, 66029)]