80569515

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:276

約数の個数: 64

約数和(自身を含む): 145152000

約数和(自身を除く): 64582485

約数列:

[1, 3, 5, 13, 15, 39, 47, 59, 65, 141, 149, 177, 195, 235, 295, 447, 611, 705, 745, 767, 885, 1833, 1937, 2235, 2301, 2773, 3055, 3835, 5811, 7003, 8319, 8791, 9165, 9685, 11505, 13865, 21009, 26373, 29055, 35015, 36049, 41595, 43955, 91039, 105045, 108147, 114283, 131865, 180245, 273117, 342849, 413177, 455195, 540735, 571415, 1239531, 1365585, 1714245, 2065885, 5371301, 6197655, 16113903, 26856505, 80569515]

約数ペア:

[(1, 80569515), (3, 26856505), (5, 16113903), (13, 6197655), (15, 5371301), (39, 2065885), (47, 1714245), (59, 1365585), (65, 1239531), (141, 571415), (149, 540735), (177, 455195), (195, 413177), (235, 342849), (295, 273117), (447, 180245), (611, 131865), (705, 114283), (745, 108147), (767, 105045), (885, 91039), (1833, 43955), (1937, 41595), (2235, 36049), (2301, 35015), (2773, 29055), (3055, 26373), (3835, 21009), (5811, 13865), (7003, 11505), (8319, 9685), (8791, 9165)]