65418925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{631}}^1$

素因数の和:694

約数の個数: 48

約数和(自身を含む): 98743680

約数和(自身を除く): 33324755

約数列:

[1, 5, 11, 13, 25, 29, 55, 65, 143, 145, 275, 319, 325, 377, 631, 715, 725, 1595, 1885, 3155, 3575, 4147, 6941, 7975, 8203, 9425, 15775, 18299, 20735, 34705, 41015, 90233, 91495, 103675, 173525, 201289, 205075, 237887, 451165, 457475, 1006445, 1189435, 2255825, 2616757, 5032225, 5947175, 13083785, 65418925]

約数ペア:

[(1, 65418925), (5, 13083785), (11, 5947175), (13, 5032225), (25, 2616757), (29, 2255825), (55, 1189435), (65, 1006445), (143, 457475), (145, 451165), (275, 237887), (319, 205075), (325, 201289), (377, 173525), (631, 103675), (715, 91495), (725, 90233), (1595, 41015), (1885, 34705), (3155, 20735), (3575, 18299), (4147, 15775), (6941, 9425), (7975, 8203)]