16400325

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{677}}^1$

素因数の和:726

約数の個数: 48

約数和(自身を含む): 30265920

約数和(自身を除く): 13865595

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 75, 85, 95, 255, 285, 323, 425, 475, 677, 969, 1275, 1425, 1615, 2031, 3385, 4845, 8075, 10155, 11509, 12863, 16925, 24225, 34527, 38589, 50775, 57545, 64315, 172635, 192945, 218671, 287725, 321575, 656013, 863175, 964725, 1093355, 3280065, 5466775, 16400325]

約数ペア:

[(1, 16400325), (3, 5466775), (5, 3280065), (15, 1093355), (17, 964725), (19, 863175), (25, 656013), (51, 321575), (57, 287725), (75, 218671), (85, 192945), (95, 172635), (255, 64315), (285, 57545), (323, 50775), (425, 38589), (475, 34527), (677, 24225), (969, 16925), (1275, 12863), (1425, 11509), (1615, 10155), (2031, 8075), (3385, 4845)]