67274210

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1\times {\mathrm{281}}^1$

素因数の和:646

約数の個数: 32

約数和(自身を含む): 123346800

約数和(自身を除く): 56072590

約数列:

[1, 2, 5, 10, 89, 178, 269, 281, 445, 538, 562, 890, 1345, 1405, 2690, 2810, 23941, 25009, 47882, 50018, 75589, 119705, 125045, 151178, 239410, 250090, 377945, 755890, 6727421, 13454842, 33637105, 67274210]

約数ペア:

[(1, 67274210), (2, 33637105), (5, 13454842), (10, 6727421), (89, 755890), (178, 377945), (269, 250090), (281, 239410), (445, 151178), (538, 125045), (562, 119705), (890, 75589), (1345, 50018), (1405, 47882), (2690, 25009), (2810, 23941)]