80215408

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1489}}^1$

素因数の和:1554

約数の個数: 80

約数和(自身を含む): 196584640

約数和(自身を除く): 116369232

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 37, 52, 56, 74, 91, 104, 112, 148, 182, 208, 259, 296, 364, 481, 518, 592, 728, 962, 1036, 1456, 1489, 1924, 2072, 2978, 3367, 3848, 4144, 5956, 6734, 7696, 10423, 11912, 13468, 19357, 20846, 23824, 26936, 38714, 41692, 53872, 55093, 77428, 83384, 110186, 135499, 154856, 166768, 220372, 270998, 309712, 385651, 440744, 541996, 716209, 771302, 881488, 1083992, 1432418, 1542604, 2167984, 2864836, 3085208, 5013463, 5729672, 6170416, 10026926, 11459344, 20053852, 40107704, 80215408]

約数ペア:

[(1, 80215408), (2, 40107704), (4, 20053852), (7, 11459344), (8, 10026926), (13, 6170416), (14, 5729672), (16, 5013463), (26, 3085208), (28, 2864836), (37, 2167984), (52, 1542604), (56, 1432418), (74, 1083992), (91, 881488), (104, 771302), (112, 716209), (148, 541996), (182, 440744), (208, 385651), (259, 309712), (296, 270998), (364, 220372), (481, 166768), (518, 154856), (592, 135499), (728, 110186), (962, 83384), (1036, 77428), (1456, 55093), (1489, 53872), (1924, 41692), (2072, 38714), (2978, 26936), (3367, 23824), (3848, 20846), (4144, 19357), (5956, 13468), (6734, 11912), (7696, 10423)]