84877864

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^2$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 172670400

約数和(自身を除く): 87792536

約数列:

[1, 2, 4, 8, 19, 38, 47, 76, 94, 109, 152, 188, 218, 376, 436, 872, 893, 1786, 2071, 3572, 4142, 5123, 7144, 8284, 10246, 11881, 16568, 20492, 23762, 40984, 47524, 95048, 97337, 194674, 225739, 389348, 451478, 558407, 778696, 902956, 1116814, 1805912, 2233628, 4467256, 10609733, 21219466, 42438932, 84877864]

約数ペア:

[(1, 84877864), (2, 42438932), (4, 21219466), (8, 10609733), (19, 4467256), (38, 2233628), (47, 1805912), (76, 1116814), (94, 902956), (109, 778696), (152, 558407), (188, 451478), (218, 389348), (376, 225739), (436, 194674), (872, 97337), (893, 95048), (1786, 47524), (2071, 40984), (3572, 23762), (4142, 20492), (5123, 16568), (7144, 11881), (8284, 10246)]