12852807040

素因数分解:

$2^7\times 5^1\times {\mathrm{79}}^1\times {\mathrm{254209}}^1$

素因数の和:254307

約数の個数: 64

約数和(自身を含む): 31115304000

約数和(自身を除く): 18262496960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 316, 320, 395, 632, 640, 790, 1264, 1580, 2528, 3160, 5056, 6320, 10112, 12640, 25280, 50560, 254209, 508418, 1016836, 1271045, 2033672, 2542090, 4067344, 5084180, 8134688, 10168360, 16269376, 20082511, 20336720, 32538752, 40165022, 40673440, 80330044, 81346880, 100412555, 160660088, 162693760, 200825110, 321320176, 401650220, 642640352, 803300440, 1285280704, 1606600880, 2570561408, 3213201760, 6426403520, 12852807040]

約数ペア:

[(1, 12852807040), (2, 6426403520), (4, 3213201760), (5, 2570561408), (8, 1606600880), (10, 1285280704), (16, 803300440), (20, 642640352), (32, 401650220), (40, 321320176), (64, 200825110), (79, 162693760), (80, 160660088), (128, 100412555), (158, 81346880), (160, 80330044), (316, 40673440), (320, 40165022), (395, 32538752), (632, 20336720), (640, 20082511), (790, 16269376), (1264, 10168360), (1580, 8134688), (2528, 5084180), (3160, 4067344), (5056, 2542090), (6320, 2033672), (10112, 1271045), (12640, 1016836), (25280, 508418), (50560, 254209)]