205328175

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1069}}^1$

素因数の和:1292

約数の個数: 48

約数和(自身を含む): 367788960

約数和(自身を除く): 162460785

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 197, 325, 591, 975, 985, 1069, 2561, 2955, 3207, 4925, 5345, 7683, 12805, 13897, 14775, 16035, 26725, 38415, 41691, 64025, 69485, 80175, 192075, 208455, 210593, 347425, 631779, 1042275, 1052965, 2737709, 3158895, 5264825, 8213127, 13688545, 15794475, 41065635, 68442725, 205328175]

約数ペア:

[(1, 205328175), (3, 68442725), (5, 41065635), (13, 15794475), (15, 13688545), (25, 8213127), (39, 5264825), (65, 3158895), (75, 2737709), (195, 1052965), (197, 1042275), (325, 631779), (591, 347425), (975, 210593), (985, 208455), (1069, 192075), (2561, 80175), (2955, 69485), (3207, 64025), (4925, 41691), (5345, 38415), (7683, 26725), (12805, 16035), (13897, 14775)]