80939670

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{55061}}^1$

素因数の和:55085

約数の個数: 48

約数和(自身を含む): 225974448

約数和(自身を除く): 145034778

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 55061, 110122, 165183, 275305, 330366, 385427, 550610, 770854, 825915, 1156281, 1651830, 1927135, 2312562, 2697989, 3854270, 5395978, 5781405, 8093967, 11562810, 13489945, 16187934, 26979890, 40469835, 80939670]

約数ペア:

[(1, 80939670), (2, 40469835), (3, 26979890), (5, 16187934), (6, 13489945), (7, 11562810), (10, 8093967), (14, 5781405), (15, 5395978), (21, 3854270), (30, 2697989), (35, 2312562), (42, 1927135), (49, 1651830), (70, 1156281), (98, 825915), (105, 770854), (147, 550610), (210, 385427), (245, 330366), (294, 275305), (490, 165183), (735, 110122), (1470, 55061)]