51122080

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{7793}}^1$

素因数の和:7849

約数の個数: 48

約数和(自身を含む): 123737544

約数和(自身を除く): 72615464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 6560, 7793, 15586, 31172, 38965, 62344, 77930, 124688, 155860, 249376, 311720, 319513, 623440, 639026, 1246880, 1278052, 1597565, 2556104, 3195130, 5112208, 6390260, 10224416, 12780520, 25561040, 51122080]

約数ペア:

[(1, 51122080), (2, 25561040), (4, 12780520), (5, 10224416), (8, 6390260), (10, 5112208), (16, 3195130), (20, 2556104), (32, 1597565), (40, 1278052), (41, 1246880), (80, 639026), (82, 623440), (160, 319513), (164, 311720), (205, 249376), (328, 155860), (410, 124688), (656, 77930), (820, 62344), (1312, 38965), (1640, 31172), (3280, 15586), (6560, 7793)]