1668422704

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{10973}}^1$

素因数の和:11054

約数の個数: 80

約数和(自身を含む): 3772071072

約数和(自身を除く): 2103648368

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 43, 52, 68, 86, 104, 136, 172, 208, 221, 272, 344, 442, 559, 688, 731, 884, 1118, 1462, 1768, 2236, 2924, 3536, 4472, 5848, 8944, 9503, 10973, 11696, 19006, 21946, 38012, 43892, 76024, 87784, 142649, 152048, 175568, 186541, 285298, 373082, 471839, 570596, 746164, 943678, 1141192, 1492328, 1887356, 2282384, 2425033, 2984656, 3774712, 4850066, 6133907, 7549424, 8021263, 9700132, 12267814, 16042526, 19400264, 24535628, 32085052, 38800528, 49071256, 64170104, 98142512, 104276419, 128340208, 208552838, 417105676, 834211352, 1668422704]

約数ペア:

[(1, 1668422704), (2, 834211352), (4, 417105676), (8, 208552838), (13, 128340208), (16, 104276419), (17, 98142512), (26, 64170104), (34, 49071256), (43, 38800528), (52, 32085052), (68, 24535628), (86, 19400264), (104, 16042526), (136, 12267814), (172, 9700132), (208, 8021263), (221, 7549424), (272, 6133907), (344, 4850066), (442, 3774712), (559, 2984656), (688, 2425033), (731, 2282384), (884, 1887356), (1118, 1492328), (1462, 1141192), (1768, 943678), (2236, 746164), (2924, 570596), (3536, 471839), (4472, 373082), (5848, 285298), (8944, 186541), (9503, 175568), (10973, 152048), (11696, 142649), (19006, 87784), (21946, 76024), (38012, 43892)]