71302460

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{337}}^1$

素因数の和:566

約数の個数: 48

約数和(自身を含む): 153316800

約数和(自身を除く): 82014340

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 149, 284, 298, 337, 355, 596, 674, 710, 745, 1348, 1420, 1490, 1685, 2980, 3370, 6740, 10579, 21158, 23927, 42316, 47854, 50213, 52895, 95708, 100426, 105790, 119635, 200852, 211580, 239270, 251065, 478540, 502130, 1004260, 3565123, 7130246, 14260492, 17825615, 35651230, 71302460]

約数ペア:

[(1, 71302460), (2, 35651230), (4, 17825615), (5, 14260492), (10, 7130246), (20, 3565123), (71, 1004260), (142, 502130), (149, 478540), (284, 251065), (298, 239270), (337, 211580), (355, 200852), (596, 119635), (674, 105790), (710, 100426), (745, 95708), (1348, 52895), (1420, 50213), (1490, 47854), (1685, 42316), (2980, 23927), (3370, 21158), (6740, 10579)]