16564000

素因数分解:

$2^5\times 5^3\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:167

約数の個数: 96

約数和(自身を含む): 42103152

約数和(自身を除く): 25539152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 80, 82, 100, 101, 125, 160, 164, 200, 202, 205, 250, 328, 400, 404, 410, 500, 505, 656, 800, 808, 820, 1000, 1010, 1025, 1312, 1616, 1640, 2000, 2020, 2050, 2525, 3232, 3280, 4000, 4040, 4100, 4141, 5050, 5125, 6560, 8080, 8200, 8282, 10100, 10250, 12625, 16160, 16400, 16564, 20200, 20500, 20705, 25250, 32800, 33128, 40400, 41000, 41410, 50500, 66256, 80800, 82000, 82820, 101000, 103525, 132512, 164000, 165640, 202000, 207050, 331280, 404000, 414100, 517625, 662560, 828200, 1035250, 1656400, 2070500, 3312800, 4141000, 8282000, 16564000]

約数ペア:

[(1, 16564000), (2, 8282000), (4, 4141000), (5, 3312800), (8, 2070500), (10, 1656400), (16, 1035250), (20, 828200), (25, 662560), (32, 517625), (40, 414100), (41, 404000), (50, 331280), (80, 207050), (82, 202000), (100, 165640), (101, 164000), (125, 132512), (160, 103525), (164, 101000), (200, 82820), (202, 82000), (205, 80800), (250, 66256), (328, 50500), (400, 41410), (404, 41000), (410, 40400), (500, 33128), (505, 32800), (656, 25250), (800, 20705), (808, 20500), (820, 20200), (1000, 16564), (1010, 16400), (1025, 16160), (1312, 12625), (1616, 10250), (1640, 10100), (2000, 8282), (2020, 8200), (2050, 8080), (2525, 6560), (3232, 5125), (3280, 5050), (4000, 4141), (4040, 4100)]