68348860

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{379}}^1$

素因数の和:586

約数の個数: 48

約数和(自身を含む): 147087360

約数和(自身を除く): 78738500

約数列:

[1, 2, 4, 5, 10, 20, 71, 127, 142, 254, 284, 355, 379, 508, 635, 710, 758, 1270, 1420, 1516, 1895, 2540, 3790, 7580, 9017, 18034, 26909, 36068, 45085, 48133, 53818, 90170, 96266, 107636, 134545, 180340, 192532, 240665, 269090, 481330, 538180, 962660, 3417443, 6834886, 13669772, 17087215, 34174430, 68348860]

約数ペア:

[(1, 68348860), (2, 34174430), (4, 17087215), (5, 13669772), (10, 6834886), (20, 3417443), (71, 962660), (127, 538180), (142, 481330), (254, 269090), (284, 240665), (355, 192532), (379, 180340), (508, 134545), (635, 107636), (710, 96266), (758, 90170), (1270, 53818), (1420, 48133), (1516, 45085), (1895, 36068), (2540, 26909), (3790, 18034), (7580, 9017)]