208839670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{23977}}^1$

素因数の和:24064

約数の個数: 32

約数和(自身を含む): 410887008

約数和(自身を除く): 202047338

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 335, 670, 871, 1742, 4355, 8710, 23977, 47954, 119885, 239770, 311701, 623402, 1558505, 1606459, 3117010, 3212918, 8032295, 16064590, 20883967, 41767934, 104419835, 208839670]

約数ペア:

[(1, 208839670), (2, 104419835), (5, 41767934), (10, 20883967), (13, 16064590), (26, 8032295), (65, 3212918), (67, 3117010), (130, 1606459), (134, 1558505), (335, 623402), (670, 311701), (871, 239770), (1742, 119885), (4355, 47954), (8710, 23977)]