27989300

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{5281}}^1$

素因数の和:5348

約数の個数: 36

約数和(自身を含む): 61894476

約数和(自身を除く): 33905176

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 212, 265, 530, 1060, 1325, 2650, 5281, 5300, 10562, 21124, 26405, 52810, 105620, 132025, 264050, 279893, 528100, 559786, 1119572, 1399465, 2798930, 5597860, 6997325, 13994650, 27989300]

約数ペア:

[(1, 27989300), (2, 13994650), (4, 6997325), (5, 5597860), (10, 2798930), (20, 1399465), (25, 1119572), (50, 559786), (53, 528100), (100, 279893), (106, 264050), (212, 132025), (265, 105620), (530, 52810), (1060, 26405), (1325, 21124), (2650, 10562), (5281, 5300)]