25528140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{12893}}^1$

素因数の和:12919

約数の個数: 72

約数和(自身を含む): 84481488

約数和(自身を除く): 58953348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 12893, 25786, 38679, 51572, 64465, 77358, 116037, 128930, 141823, 154716, 193395, 232074, 257860, 283646, 386790, 425469, 464148, 567292, 580185, 709115, 773580, 850938, 1160370, 1276407, 1418230, 1701876, 2127345, 2320740, 2552814, 2836460, 4254690, 5105628, 6382035, 8509380, 12764070, 25528140]

約数ペア:

[(1, 25528140), (2, 12764070), (3, 8509380), (4, 6382035), (5, 5105628), (6, 4254690), (9, 2836460), (10, 2552814), (11, 2320740), (12, 2127345), (15, 1701876), (18, 1418230), (20, 1276407), (22, 1160370), (30, 850938), (33, 773580), (36, 709115), (44, 580185), (45, 567292), (55, 464148), (60, 425469), (66, 386790), (90, 283646), (99, 257860), (110, 232074), (132, 193395), (165, 154716), (180, 141823), (198, 128930), (220, 116037), (330, 77358), (396, 64465), (495, 51572), (660, 38679), (990, 25786), (1980, 12893)]