53481740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{15823}}^1$

素因数の和:15858

約数の個数: 36

約数和(自身を含む): 121623264

約数和(自身を除く): 68141524

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 15823, 31646, 63292, 79115, 158230, 205699, 316460, 411398, 822796, 1028495, 2056990, 2674087, 4113980, 5348174, 10696348, 13370435, 26740870, 53481740]

約数ペア:

[(1, 53481740), (2, 26740870), (4, 13370435), (5, 10696348), (10, 5348174), (13, 4113980), (20, 2674087), (26, 2056990), (52, 1028495), (65, 822796), (130, 411398), (169, 316460), (260, 205699), (338, 158230), (676, 79115), (845, 63292), (1690, 31646), (3380, 15823)]