25154040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2161}}^1$

素因数の和:2272

約数の個数: 64

約数和(自身を含む): 76275360

約数和(自身を除く): 51121320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 194, 291, 388, 485, 582, 776, 970, 1164, 1455, 1940, 2161, 2328, 2910, 3880, 4322, 5820, 6483, 8644, 10805, 11640, 12966, 17288, 21610, 25932, 32415, 43220, 51864, 64830, 86440, 129660, 209617, 259320, 419234, 628851, 838468, 1048085, 1257702, 1676936, 2096170, 2515404, 3144255, 4192340, 5030808, 6288510, 8384680, 12577020, 25154040]

約数ペア:

[(1, 25154040), (2, 12577020), (3, 8384680), (4, 6288510), (5, 5030808), (6, 4192340), (8, 3144255), (10, 2515404), (12, 2096170), (15, 1676936), (20, 1257702), (24, 1048085), (30, 838468), (40, 628851), (60, 419234), (97, 259320), (120, 209617), (194, 129660), (291, 86440), (388, 64830), (485, 51864), (582, 43220), (776, 32415), (970, 25932), (1164, 21610), (1455, 17288), (1940, 12966), (2161, 11640), (2328, 10805), (2910, 8644), (3880, 6483), (4322, 5820)]