82715720

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{55889}}^1$

素因数の和:55937

約数の個数: 32

約数和(自身を含む): 191143800

約数和(自身を除く): 108428080

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 55889, 111778, 223556, 279445, 447112, 558890, 1117780, 2067893, 2235560, 4135786, 8271572, 10339465, 16543144, 20678930, 41357860, 82715720]

約数ペア:

[(1, 82715720), (2, 41357860), (4, 20678930), (5, 16543144), (8, 10339465), (10, 8271572), (20, 4135786), (37, 2235560), (40, 2067893), (74, 1117780), (148, 558890), (185, 447112), (296, 279445), (370, 223556), (740, 111778), (1480, 55889)]