81610425

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{27901}}^1$

素因数の和:27930

約数の個数: 36

約数和(自身を含む): 157423084

約数和(自身を除く): 75812659

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 195, 225, 325, 585, 975, 2925, 27901, 83703, 139505, 251109, 362713, 418515, 697525, 1088139, 1255545, 1813565, 2092575, 3264417, 5440695, 6277725, 9067825, 16322085, 27203475, 81610425]

約数ペア:

[(1, 81610425), (3, 27203475), (5, 16322085), (9, 9067825), (13, 6277725), (15, 5440695), (25, 3264417), (39, 2092575), (45, 1813565), (65, 1255545), (75, 1088139), (117, 697525), (195, 418515), (225, 362713), (325, 251109), (585, 139505), (975, 83703), (2925, 27901)]