71817970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{15313}}^1$

素因数の和:15394

約数の個数: 32

約数和(自身を含む): 149954688

約数和(自身を除く): 78136718

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 134, 335, 469, 670, 938, 2345, 4690, 15313, 30626, 76565, 107191, 153130, 214382, 535955, 1025971, 1071910, 2051942, 5129855, 7181797, 10259710, 14363594, 35908985, 71817970]

約数ペア:

[(1, 71817970), (2, 35908985), (5, 14363594), (7, 10259710), (10, 7181797), (14, 5129855), (35, 2051942), (67, 1071910), (70, 1025971), (134, 535955), (335, 214382), (469, 153130), (670, 107191), (938, 76565), (2345, 30626), (4690, 15313)]