16159780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{683}}^1$

素因数の和:725

約数の個数: 72

約数和(自身を含む): 42057792

約数和(自身を除く): 25898012

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 455, 676, 683, 845, 910, 1183, 1366, 1690, 1820, 2366, 2732, 3380, 3415, 4732, 4781, 5915, 6830, 8879, 9562, 11830, 13660, 17758, 19124, 23660, 23905, 35516, 44395, 47810, 62153, 88790, 95620, 115427, 124306, 177580, 230854, 248612, 310765, 461708, 577135, 621530, 807989, 1154270, 1243060, 1615978, 2308540, 3231956, 4039945, 8079890, 16159780]

約数ペア:

[(1, 16159780), (2, 8079890), (4, 4039945), (5, 3231956), (7, 2308540), (10, 1615978), (13, 1243060), (14, 1154270), (20, 807989), (26, 621530), (28, 577135), (35, 461708), (52, 310765), (65, 248612), (70, 230854), (91, 177580), (130, 124306), (140, 115427), (169, 95620), (182, 88790), (260, 62153), (338, 47810), (364, 44395), (455, 35516), (676, 23905), (683, 23660), (845, 19124), (910, 17758), (1183, 13660), (1366, 11830), (1690, 9562), (1820, 8879), (2366, 6830), (2732, 5915), (3380, 4781), (3415, 4732)]