1325120

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:159

約数の個数: 56

約数和(自身を含む): 3264408

約数和(自身を除く): 1939288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 101, 160, 164, 202, 205, 320, 328, 404, 410, 505, 656, 808, 820, 1010, 1312, 1616, 1640, 2020, 2624, 3232, 3280, 4040, 4141, 6464, 6560, 8080, 8282, 13120, 16160, 16564, 20705, 32320, 33128, 41410, 66256, 82820, 132512, 165640, 265024, 331280, 662560, 1325120]

約数ペア:

[(1, 1325120), (2, 662560), (4, 331280), (5, 265024), (8, 165640), (10, 132512), (16, 82820), (20, 66256), (32, 41410), (40, 33128), (41, 32320), (64, 20705), (80, 16564), (82, 16160), (101, 13120), (160, 8282), (164, 8080), (202, 6560), (205, 6464), (320, 4141), (328, 4040), (404, 3280), (410, 3232), (505, 2624), (656, 2020), (808, 1640), (820, 1616), (1010, 1312)]