87625468

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{643}}^1$

素因数の和:842

約数の個数: 48

約数和(自身を含む): 182339584

約数和(自身を除く): 94714116

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 157, 217, 314, 434, 628, 643, 868, 1099, 1286, 2198, 2572, 4396, 4501, 4867, 9002, 9734, 18004, 19468, 19933, 34069, 39866, 68138, 79732, 100951, 136276, 139531, 201902, 279062, 403804, 558124, 706657, 1413314, 2826628, 3129481, 6258962, 12517924, 21906367, 43812734, 87625468]

約数ペア:

[(1, 87625468), (2, 43812734), (4, 21906367), (7, 12517924), (14, 6258962), (28, 3129481), (31, 2826628), (62, 1413314), (124, 706657), (157, 558124), (217, 403804), (314, 279062), (434, 201902), (628, 139531), (643, 136276), (868, 100951), (1099, 79732), (1286, 68138), (2198, 39866), (2572, 34069), (4396, 19933), (4501, 19468), (4867, 18004), (9002, 9734)]