64666745

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{607}}^1$

素因数の和:785

約数の個数: 32

約数和(自身を含む): 91929600

約数和(自身を除く): 27262855

約数列:

[1, 5, 11, 13, 55, 65, 143, 149, 607, 715, 745, 1639, 1937, 3035, 6677, 7891, 8195, 9685, 21307, 33385, 39455, 86801, 90443, 106535, 434005, 452215, 994873, 1175759, 4974365, 5878795, 12933349, 64666745]

約数ペア:

[(1, 64666745), (5, 12933349), (11, 5878795), (13, 4974365), (55, 1175759), (65, 994873), (143, 452215), (149, 434005), (607, 106535), (715, 90443), (745, 86801), (1639, 39455), (1937, 33385), (3035, 21307), (6677, 9685), (7891, 8195)]