71683870

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{1361}}^1$

素因数の和:1620

約数の個数: 32

約数和(自身を含む): 135328320

約数和(自身を除く): 63644450

約数列:

[1, 2, 5, 10, 23, 46, 115, 229, 230, 458, 1145, 1361, 2290, 2722, 5267, 6805, 10534, 13610, 26335, 31303, 52670, 62606, 156515, 311669, 313030, 623338, 1558345, 3116690, 7168387, 14336774, 35841935, 71683870]

約数ペア:

[(1, 71683870), (2, 35841935), (5, 14336774), (10, 7168387), (23, 3116690), (46, 1558345), (115, 623338), (229, 313030), (230, 311669), (458, 156515), (1145, 62606), (1361, 52670), (2290, 31303), (2722, 26335), (5267, 13610), (6805, 10534)]