78501488

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:262

約数の個数: 80

約数和(自身を含む): 171405696

約数和(自身を除く): 92904208

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 67, 86, 104, 131, 134, 172, 208, 262, 268, 344, 524, 536, 559, 688, 871, 1048, 1072, 1118, 1703, 1742, 2096, 2236, 2881, 3406, 3484, 4472, 5633, 5762, 6812, 6968, 8777, 8944, 11266, 11524, 13624, 13936, 17554, 22532, 23048, 27248, 35108, 37453, 45064, 46096, 70216, 73229, 74906, 90128, 114101, 140432, 146458, 149812, 228202, 292916, 299624, 377411, 456404, 585832, 599248, 754822, 912808, 1171664, 1509644, 1825616, 3019288, 4906343, 6038576, 9812686, 19625372, 39250744, 78501488]

約数ペア:

[(1, 78501488), (2, 39250744), (4, 19625372), (8, 9812686), (13, 6038576), (16, 4906343), (26, 3019288), (43, 1825616), (52, 1509644), (67, 1171664), (86, 912808), (104, 754822), (131, 599248), (134, 585832), (172, 456404), (208, 377411), (262, 299624), (268, 292916), (344, 228202), (524, 149812), (536, 146458), (559, 140432), (688, 114101), (871, 90128), (1048, 74906), (1072, 73229), (1118, 70216), (1703, 46096), (1742, 45064), (2096, 37453), (2236, 35108), (2881, 27248), (3406, 23048), (3484, 22532), (4472, 17554), (5633, 13936), (5762, 13624), (6812, 11524), (6968, 11266), (8777, 8944)]