80743670

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{367}}^1\times {\mathrm{449}}^1$

素因数の和:837

約数の個数: 48

約数和(自身を含む): 169905600

約数和(自身を除く): 89161930

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 367, 449, 490, 734, 898, 1835, 2245, 2569, 3143, 3670, 4490, 5138, 6286, 12845, 15715, 17983, 22001, 25690, 31430, 35966, 44002, 89915, 110005, 164783, 179830, 220010, 329566, 823915, 1153481, 1647830, 2306962, 5767405, 8074367, 11534810, 16148734, 40371835, 80743670]

約数ペア:

[(1, 80743670), (2, 40371835), (5, 16148734), (7, 11534810), (10, 8074367), (14, 5767405), (35, 2306962), (49, 1647830), (70, 1153481), (98, 823915), (245, 329566), (367, 220010), (449, 179830), (490, 164783), (734, 110005), (898, 89915), (1835, 44002), (2245, 35966), (2569, 31430), (3143, 25690), (3670, 22001), (4490, 17983), (5138, 15715), (6286, 12845)]