66456715

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 92759040

約数和(自身を除く): 26302325

約数列:

[1, 5, 13, 31, 43, 59, 65, 155, 169, 215, 295, 403, 559, 767, 845, 1333, 1829, 2015, 2537, 2795, 3835, 5239, 6665, 7267, 9145, 9971, 12685, 17329, 23777, 26195, 32981, 36335, 49855, 78647, 86645, 118885, 164905, 225277, 309101, 393235, 428753, 1022411, 1126385, 1545505, 2143765, 5112055, 13291343, 66456715]

約数ペア:

[(1, 66456715), (5, 13291343), (13, 5112055), (31, 2143765), (43, 1545505), (59, 1126385), (65, 1022411), (155, 428753), (169, 393235), (215, 309101), (295, 225277), (403, 164905), (559, 118885), (767, 86645), (845, 78647), (1333, 49855), (1829, 36335), (2015, 32981), (2537, 26195), (2795, 23777), (3835, 17329), (5239, 12685), (6665, 9971), (7267, 9145)]