25881540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{4447}}^1$

素因数の和:4556

約数の個数: 48

約数和(自身を含む): 73231872

約数和(自身を除く): 47350332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 970, 1164, 1455, 1940, 2910, 4447, 5820, 8894, 13341, 17788, 22235, 26682, 44470, 53364, 66705, 88940, 133410, 266820, 431359, 862718, 1294077, 1725436, 2156795, 2588154, 4313590, 5176308, 6470385, 8627180, 12940770, 25881540]

約数ペア:

[(1, 25881540), (2, 12940770), (3, 8627180), (4, 6470385), (5, 5176308), (6, 4313590), (10, 2588154), (12, 2156795), (15, 1725436), (20, 1294077), (30, 862718), (60, 431359), (97, 266820), (194, 133410), (291, 88940), (388, 66705), (485, 53364), (582, 44470), (970, 26682), (1164, 22235), (1455, 17788), (1940, 13341), (2910, 8894), (4447, 5820)]