80194870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{2683}}^1$

素因数の和:2765

約数の個数: 48

約数和(自身を含む): 170734608

約数和(自身を除く): 90539738

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 61, 70, 98, 122, 245, 305, 427, 490, 610, 854, 2135, 2683, 2989, 4270, 5366, 5978, 13415, 14945, 18781, 26830, 29890, 37562, 93905, 131467, 163663, 187810, 262934, 327326, 657335, 818315, 1145641, 1314670, 1636630, 2291282, 5728205, 8019487, 11456410, 16038974, 40097435, 80194870]

約数ペア:

[(1, 80194870), (2, 40097435), (5, 16038974), (7, 11456410), (10, 8019487), (14, 5728205), (35, 2291282), (49, 1636630), (61, 1314670), (70, 1145641), (98, 818315), (122, 657335), (245, 327326), (305, 262934), (427, 187810), (490, 163663), (610, 131467), (854, 93905), (2135, 37562), (2683, 29890), (2989, 26830), (4270, 18781), (5366, 14945), (5978, 13415)]