80936778

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^2\times {\mathrm{131}}^1$

素因数の和:327

約数の個数: 48

約数和(自身を含む): 177651936

約数和(自身を除く): 96715158

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 89, 131, 178, 262, 267, 393, 534, 786, 1157, 1703, 2314, 3406, 3471, 5109, 6942, 7921, 10218, 11659, 15842, 23318, 23763, 34977, 47526, 69954, 102973, 151567, 205946, 303134, 308919, 454701, 617838, 909402, 1037651, 2075302, 3112953, 6225906, 13489463, 26978926, 40468389, 80936778]

約数ペア:

[(1, 80936778), (2, 40468389), (3, 26978926), (6, 13489463), (13, 6225906), (26, 3112953), (39, 2075302), (78, 1037651), (89, 909402), (131, 617838), (178, 454701), (262, 308919), (267, 303134), (393, 205946), (534, 151567), (786, 102973), (1157, 69954), (1703, 47526), (2314, 34977), (3406, 23763), (3471, 23318), (5109, 15842), (6942, 11659), (7921, 10218)]