90672008

素因数分解:

$2^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{8219}}^1$

素因数の和:8429

約数の個数: 32

約数和(自身を含む): 195307200

約数和(自身を除く): 104635192

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 197, 394, 788, 1379, 1576, 2758, 5516, 8219, 11032, 16438, 32876, 57533, 65752, 115066, 230132, 460264, 1619143, 3238286, 6476572, 11334001, 12953144, 22668002, 45336004, 90672008]

約数ペア:

[(1, 90672008), (2, 45336004), (4, 22668002), (7, 12953144), (8, 11334001), (14, 6476572), (28, 3238286), (56, 1619143), (197, 460264), (394, 230132), (788, 115066), (1379, 65752), (1576, 57533), (2758, 32876), (5516, 16438), (8219, 11032)]