25125562

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{277}}^1$

素因数の和:347

約数の個数: 64

約数和(自身を含む): 51240960

約数和(自身を除く): 26115398

約数列:

[1, 2, 7, 11, 14, 19, 22, 31, 38, 62, 77, 133, 154, 209, 217, 266, 277, 341, 418, 434, 554, 589, 682, 1178, 1463, 1939, 2387, 2926, 3047, 3878, 4123, 4774, 5263, 6094, 6479, 8246, 8587, 10526, 12958, 17174, 21329, 36841, 42658, 45353, 57893, 60109, 73682, 90706, 94457, 115786, 120218, 163153, 188914, 326306, 405251, 661199, 810502, 1142071, 1322398, 1794683, 2284142, 3589366, 12562781, 25125562]

約数ペア:

[(1, 25125562), (2, 12562781), (7, 3589366), (11, 2284142), (14, 1794683), (19, 1322398), (22, 1142071), (31, 810502), (38, 661199), (62, 405251), (77, 326306), (133, 188914), (154, 163153), (209, 120218), (217, 115786), (266, 94457), (277, 90706), (341, 73682), (418, 60109), (434, 57893), (554, 45353), (589, 42658), (682, 36841), (1178, 21329), (1463, 17174), (1939, 12958), (2387, 10526), (2926, 8587), (3047, 8246), (3878, 6479), (4123, 6094), (4774, 5263)]