78648620

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{58693}}^1$

素因数の和:58769

約数の個数: 24

約数和(自身を含む): 167630064

約数和(自身を除く): 88981444

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 58693, 117386, 234772, 293465, 586930, 1173860, 3932431, 7864862, 15729724, 19662155, 39324310, 78648620]

約数ペア:

[(1, 78648620), (2, 39324310), (4, 19662155), (5, 15729724), (10, 7864862), (20, 3932431), (67, 1173860), (134, 586930), (268, 293465), (335, 234772), (670, 117386), (1340, 58693)]