54715180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12379}}^1$

素因数の和:12418

約数の個数: 48

約数和(自身を含む): 131029920

約数和(自身を除く): 76314740

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 12379, 24758, 49516, 61895, 123790, 160927, 210443, 247580, 321854, 420886, 643708, 804635, 841772, 1052215, 1609270, 2104430, 2735759, 3218540, 4208860, 5471518, 10943036, 13678795, 27357590, 54715180]

約数ペア:

[(1, 54715180), (2, 27357590), (4, 13678795), (5, 10943036), (10, 5471518), (13, 4208860), (17, 3218540), (20, 2735759), (26, 2104430), (34, 1609270), (52, 1052215), (65, 841772), (68, 804635), (85, 643708), (130, 420886), (170, 321854), (221, 247580), (260, 210443), (340, 160927), (442, 123790), (884, 61895), (1105, 49516), (2210, 24758), (4420, 12379)]