56448800

素因数分解:

$2^5\times 5^2\times {\mathrm{41}}^1\times {\mathrm{1721}}^1$

素因数の和:1782

約数の個数: 72

約数和(自身を含む): 141248772

約数和(自身を除く): 84799972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 80, 82, 100, 160, 164, 200, 205, 328, 400, 410, 656, 800, 820, 1025, 1312, 1640, 1721, 2050, 3280, 3442, 4100, 6560, 6884, 8200, 8605, 13768, 16400, 17210, 27536, 32800, 34420, 43025, 55072, 68840, 70561, 86050, 137680, 141122, 172100, 275360, 282244, 344200, 352805, 564488, 688400, 705610, 1128976, 1376800, 1411220, 1764025, 2257952, 2822440, 3528050, 5644880, 7056100, 11289760, 14112200, 28224400, 56448800]

約数ペア:

[(1, 56448800), (2, 28224400), (4, 14112200), (5, 11289760), (8, 7056100), (10, 5644880), (16, 3528050), (20, 2822440), (25, 2257952), (32, 1764025), (40, 1411220), (41, 1376800), (50, 1128976), (80, 705610), (82, 688400), (100, 564488), (160, 352805), (164, 344200), (200, 282244), (205, 275360), (328, 172100), (400, 141122), (410, 137680), (656, 86050), (800, 70561), (820, 68840), (1025, 55072), (1312, 43025), (1640, 34420), (1721, 32800), (2050, 27536), (3280, 17210), (3442, 16400), (4100, 13768), (6560, 8605), (6884, 8200)]