64563235

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1993}}^1$

素因数の和:2059

約数の個数: 32

約数和(自身を含む): 91883520

約数和(自身を除く): 27320285

約数列:

[1, 5, 11, 19, 31, 55, 95, 155, 209, 341, 589, 1045, 1705, 1993, 2945, 6479, 9965, 21923, 32395, 37867, 61783, 109615, 189335, 308915, 416537, 679613, 1173877, 2082685, 3398065, 5869385, 12912647, 64563235]

約数ペア:

[(1, 64563235), (5, 12912647), (11, 5869385), (19, 3398065), (31, 2082685), (55, 1173877), (95, 679613), (155, 416537), (209, 308915), (341, 189335), (589, 109615), (1045, 61783), (1705, 37867), (1993, 32395), (2945, 21923), (6479, 9965)]