72345988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1601}}^1$

素因数の和:1708

約数の個数: 48

約数和(自身を含む): 150716160

約数和(自身を除く): 78370172

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 79, 143, 158, 286, 316, 572, 869, 1027, 1601, 1738, 2054, 3202, 3476, 4108, 6404, 11297, 17611, 20813, 22594, 35222, 41626, 45188, 70444, 83252, 126479, 228943, 252958, 457886, 505916, 915772, 1391269, 1644227, 2782538, 3288454, 5565076, 6576908, 18086497, 36172994, 72345988]

約数ペア:

[(1, 72345988), (2, 36172994), (4, 18086497), (11, 6576908), (13, 5565076), (22, 3288454), (26, 2782538), (44, 1644227), (52, 1391269), (79, 915772), (143, 505916), (158, 457886), (286, 252958), (316, 228943), (572, 126479), (869, 83252), (1027, 70444), (1601, 45188), (1738, 41626), (2054, 35222), (3202, 22594), (3476, 20813), (4108, 17611), (6404, 11297)]