78488872

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2711}}^1$

素因数の和:2782

約数の個数: 64

約数和(自身を含む): 187453440

約数和(自身を除く): 108964568

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 47, 56, 77, 88, 94, 154, 188, 308, 329, 376, 517, 616, 658, 1034, 1316, 2068, 2632, 2711, 3619, 4136, 5422, 7238, 10844, 14476, 18977, 21688, 28952, 29821, 37954, 59642, 75908, 119284, 127417, 151816, 208747, 238568, 254834, 417494, 509668, 834988, 891919, 1019336, 1401587, 1669976, 1783838, 2803174, 3567676, 5606348, 7135352, 9811109, 11212696, 19622218, 39244436, 78488872]

約数ペア:

[(1, 78488872), (2, 39244436), (4, 19622218), (7, 11212696), (8, 9811109), (11, 7135352), (14, 5606348), (22, 3567676), (28, 2803174), (44, 1783838), (47, 1669976), (56, 1401587), (77, 1019336), (88, 891919), (94, 834988), (154, 509668), (188, 417494), (308, 254834), (329, 238568), (376, 208747), (517, 151816), (616, 127417), (658, 119284), (1034, 75908), (1316, 59642), (2068, 37954), (2632, 29821), (2711, 28952), (3619, 21688), (4136, 18977), (5422, 14476), (7238, 10844)]