68777325

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{17981}}^1$

素因数の和:18014

約数の個数: 36

約数和(自身を含む): 130441428

約数和(自身を除く): 61664103

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 425, 765, 1275, 3825, 17981, 53943, 89905, 161829, 269715, 305677, 449525, 809145, 917031, 1348575, 1528385, 2751093, 4045725, 4585155, 7641925, 13755465, 22925775, 68777325]

約数ペア:

[(1, 68777325), (3, 22925775), (5, 13755465), (9, 7641925), (15, 4585155), (17, 4045725), (25, 2751093), (45, 1528385), (51, 1348575), (75, 917031), (85, 809145), (153, 449525), (225, 305677), (255, 269715), (425, 161829), (765, 89905), (1275, 53943), (3825, 17981)]