72173528

素因数分解:

$2^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{8209}}^1$

素因数の和:8379

約数の個数: 32

約数和(自身を含む): 155661600

約数和(自身を除く): 83488072

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 157, 314, 628, 1099, 1256, 2198, 4396, 8209, 8792, 16418, 32836, 57463, 65672, 114926, 229852, 459704, 1288813, 2577626, 5155252, 9021691, 10310504, 18043382, 36086764, 72173528]

約数ペア:

[(1, 72173528), (2, 36086764), (4, 18043382), (7, 10310504), (8, 9021691), (14, 5155252), (28, 2577626), (56, 1288813), (157, 459704), (314, 229852), (628, 114926), (1099, 65672), (1256, 57463), (2198, 32836), (4396, 16418), (8209, 8792)]