64943615

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2143}}^1$

素因数の和:2207

約数の個数: 32

約数和(自身を含む): 92620800

約数和(自身を除く): 27677185

約数列:

[1, 5, 11, 19, 29, 55, 95, 145, 209, 319, 551, 1045, 1595, 2143, 2755, 6061, 10715, 23573, 30305, 40717, 62147, 117865, 203585, 310735, 447887, 683617, 1180793, 2239435, 3418085, 5903965, 12988723, 64943615]

約数ペア:

[(1, 64943615), (5, 12988723), (11, 5903965), (19, 3418085), (29, 2239435), (55, 1180793), (95, 683617), (145, 447887), (209, 310735), (319, 203585), (551, 117865), (1045, 62147), (1595, 40717), (2143, 30305), (2755, 23573), (6061, 10715)]