68469980

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{1381}}^1$

素因数の和:1494

約数の個数: 48

約数和(自身を含む): 149985696

約数和(自身を除く): 81515716

約数列:

[1, 2, 4, 5, 10, 20, 37, 67, 74, 134, 148, 185, 268, 335, 370, 670, 740, 1340, 1381, 2479, 2762, 4958, 5524, 6905, 9916, 12395, 13810, 24790, 27620, 49580, 51097, 92527, 102194, 185054, 204388, 255485, 370108, 462635, 510970, 925270, 1021940, 1850540, 3423499, 6846998, 13693996, 17117495, 34234990, 68469980]

約数ペア:

[(1, 68469980), (2, 34234990), (4, 17117495), (5, 13693996), (10, 6846998), (20, 3423499), (37, 1850540), (67, 1021940), (74, 925270), (134, 510970), (148, 462635), (185, 370108), (268, 255485), (335, 204388), (370, 185054), (670, 102194), (740, 92527), (1340, 51097), (1381, 49580), (2479, 27620), (2762, 24790), (4958, 13810), (5524, 12395), (6905, 9916)]