68768800

素因数分解:

$2^5\times 5^2\times {\mathrm{67}}^1\times {\mathrm{1283}}^1$

素因数の和:1370

約数の個数: 72

約数和(自身を含む): 170520336

約数和(自身を除く): 101751536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 67, 80, 100, 134, 160, 200, 268, 335, 400, 536, 670, 800, 1072, 1283, 1340, 1675, 2144, 2566, 2680, 3350, 5132, 5360, 6415, 6700, 10264, 10720, 12830, 13400, 20528, 25660, 26800, 32075, 41056, 51320, 53600, 64150, 85961, 102640, 128300, 171922, 205280, 256600, 343844, 429805, 513200, 687688, 859610, 1026400, 1375376, 1719220, 2149025, 2750752, 3438440, 4298050, 6876880, 8596100, 13753760, 17192200, 34384400, 68768800]

約数ペア:

[(1, 68768800), (2, 34384400), (4, 17192200), (5, 13753760), (8, 8596100), (10, 6876880), (16, 4298050), (20, 3438440), (25, 2750752), (32, 2149025), (40, 1719220), (50, 1375376), (67, 1026400), (80, 859610), (100, 687688), (134, 513200), (160, 429805), (200, 343844), (268, 256600), (335, 205280), (400, 171922), (536, 128300), (670, 102640), (800, 85961), (1072, 64150), (1283, 53600), (1340, 51320), (1675, 41056), (2144, 32075), (2566, 26800), (2680, 25660), (3350, 20528), (5132, 13400), (5360, 12830), (6415, 10720), (6700, 10264)]