78745704

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1997}}^1$

素因数の和:2090

約数の個数: 64

約数和(自身を含む): 207152640

約数和(自身を除く): 128406936

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 53, 62, 93, 106, 124, 159, 186, 212, 248, 318, 372, 424, 636, 744, 1272, 1643, 1997, 3286, 3994, 4929, 5991, 6572, 7988, 9858, 11982, 13144, 15976, 19716, 23964, 39432, 47928, 61907, 105841, 123814, 185721, 211682, 247628, 317523, 371442, 423364, 495256, 635046, 742884, 846728, 1270092, 1485768, 2540184, 3281071, 6562142, 9843213, 13124284, 19686426, 26248568, 39372852, 78745704]

約数ペア:

[(1, 78745704), (2, 39372852), (3, 26248568), (4, 19686426), (6, 13124284), (8, 9843213), (12, 6562142), (24, 3281071), (31, 2540184), (53, 1485768), (62, 1270092), (93, 846728), (106, 742884), (124, 635046), (159, 495256), (186, 423364), (212, 371442), (248, 317523), (318, 247628), (372, 211682), (424, 185721), (636, 123814), (744, 105841), (1272, 61907), (1643, 47928), (1997, 39432), (3286, 23964), (3994, 19716), (4929, 15976), (5991, 13144), (6572, 11982), (7988, 9858)]