68613896

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1$

素因数の和:358

約数の個数: 64

約数和(自身を含む): 144513600

約数和(自身を除く): 75899704

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 67, 86, 104, 134, 172, 229, 268, 344, 458, 536, 559, 871, 916, 1118, 1742, 1832, 2236, 2881, 2977, 3484, 4472, 5762, 5954, 6968, 9847, 11524, 11908, 15343, 19694, 23048, 23816, 30686, 37453, 39388, 61372, 74906, 78776, 122744, 128011, 149812, 199459, 256022, 299624, 398918, 512044, 659749, 797836, 1024088, 1319498, 1595672, 2638996, 5277992, 8576737, 17153474, 34306948, 68613896]

約数ペア:

[(1, 68613896), (2, 34306948), (4, 17153474), (8, 8576737), (13, 5277992), (26, 2638996), (43, 1595672), (52, 1319498), (67, 1024088), (86, 797836), (104, 659749), (134, 512044), (172, 398918), (229, 299624), (268, 256022), (344, 199459), (458, 149812), (536, 128011), (559, 122744), (871, 78776), (916, 74906), (1118, 61372), (1742, 39388), (1832, 37453), (2236, 30686), (2881, 23816), (2977, 23048), (3484, 19694), (4472, 15343), (5762, 11908), (5954, 11524), (6968, 9847)]