71127140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{17519}}^1$

素因数の和:17564

約数の個数: 48

約数和(自身を含む): 176601600

約数和(自身を除く): 105474460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 17519, 35038, 70076, 87595, 122633, 175190, 245266, 350380, 490532, 508051, 613165, 1016102, 1226330, 2032204, 2452660, 2540255, 3556357, 5080510, 7112714, 10161020, 14225428, 17781785, 35563570, 71127140]

約数ペア:

[(1, 71127140), (2, 35563570), (4, 17781785), (5, 14225428), (7, 10161020), (10, 7112714), (14, 5080510), (20, 3556357), (28, 2540255), (29, 2452660), (35, 2032204), (58, 1226330), (70, 1016102), (116, 613165), (140, 508051), (145, 490532), (203, 350380), (290, 245266), (406, 175190), (580, 122633), (812, 87595), (1015, 70076), (2030, 35038), (4060, 17519)]