54158780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{3109}}^1$

素因数の和:3198

約数の個数: 48

約数和(自身を含む): 124350240

約数和(自身を除く): 70191460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 670, 871, 1340, 1742, 3109, 3484, 4355, 6218, 8710, 12436, 15545, 17420, 31090, 40417, 62180, 80834, 161668, 202085, 208303, 404170, 416606, 808340, 833212, 1041515, 2083030, 2707939, 4166060, 5415878, 10831756, 13539695, 27079390, 54158780]

約数ペア:

[(1, 54158780), (2, 27079390), (4, 13539695), (5, 10831756), (10, 5415878), (13, 4166060), (20, 2707939), (26, 2083030), (52, 1041515), (65, 833212), (67, 808340), (130, 416606), (134, 404170), (260, 208303), (268, 202085), (335, 161668), (670, 80834), (871, 62180), (1340, 40417), (1742, 31090), (3109, 17420), (3484, 15545), (4355, 12436), (6218, 8710)]