71017180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{21011}}^1$

素因数の和:21046

約数の個数: 36

約数和(自身を含む): 161498232

約数和(自身を除く): 90481052

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 21011, 42022, 84044, 105055, 210110, 273143, 420220, 546286, 1092572, 1365715, 2731430, 3550859, 5462860, 7101718, 14203436, 17754295, 35508590, 71017180]

約数ペア:

[(1, 71017180), (2, 35508590), (4, 17754295), (5, 14203436), (10, 7101718), (13, 5462860), (20, 3550859), (26, 2731430), (52, 1365715), (65, 1092572), (130, 546286), (169, 420220), (260, 273143), (338, 210110), (676, 105055), (845, 84044), (1690, 42022), (3380, 21011)]