55153840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{661}}^1$

素因数の和:830

約数の個数: 80

約数和(自身を含む): 147758400

約数和(自身を除く): 92604560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 149, 280, 298, 560, 596, 661, 745, 1043, 1192, 1322, 1490, 2086, 2384, 2644, 2980, 3305, 4172, 4627, 5215, 5288, 5960, 6610, 8344, 9254, 10430, 10576, 11920, 13220, 16688, 18508, 20860, 23135, 26440, 37016, 41720, 46270, 52880, 74032, 83440, 92540, 98489, 185080, 196978, 370160, 393956, 492445, 689423, 787912, 984890, 1378846, 1575824, 1969780, 2757692, 3447115, 3939560, 5515384, 6894230, 7879120, 11030768, 13788460, 27576920, 55153840]

約数ペア:

[(1, 55153840), (2, 27576920), (4, 13788460), (5, 11030768), (7, 7879120), (8, 6894230), (10, 5515384), (14, 3939560), (16, 3447115), (20, 2757692), (28, 1969780), (35, 1575824), (40, 1378846), (56, 984890), (70, 787912), (80, 689423), (112, 492445), (140, 393956), (149, 370160), (280, 196978), (298, 185080), (560, 98489), (596, 92540), (661, 83440), (745, 74032), (1043, 52880), (1192, 46270), (1322, 41720), (1490, 37016), (2086, 26440), (2384, 23135), (2644, 20860), (2980, 18508), (3305, 16688), (4172, 13220), (4627, 11920), (5215, 10576), (5288, 10430), (5960, 9254), (6610, 8344)]