78538768

素因数分解:

$2^4\times 7^3\times {\mathrm{11}}^1\times {\mathrm{1301}}^1$

素因数の和:1341

約数の個数: 80

約数和(自身を含む): 193737600

約数和(自身を除く): 115198832

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 49, 56, 77, 88, 98, 112, 154, 176, 196, 308, 343, 392, 539, 616, 686, 784, 1078, 1232, 1301, 1372, 2156, 2602, 2744, 3773, 4312, 5204, 5488, 7546, 8624, 9107, 10408, 14311, 15092, 18214, 20816, 28622, 30184, 36428, 57244, 60368, 63749, 72856, 100177, 114488, 127498, 145712, 200354, 228976, 254996, 400708, 446243, 509992, 701239, 801416, 892486, 1019984, 1402478, 1602832, 1784972, 2804956, 3569944, 4908673, 5609912, 7139888, 9817346, 11219824, 19634692, 39269384, 78538768]

約数ペア:

[(1, 78538768), (2, 39269384), (4, 19634692), (7, 11219824), (8, 9817346), (11, 7139888), (14, 5609912), (16, 4908673), (22, 3569944), (28, 2804956), (44, 1784972), (49, 1602832), (56, 1402478), (77, 1019984), (88, 892486), (98, 801416), (112, 701239), (154, 509992), (176, 446243), (196, 400708), (308, 254996), (343, 228976), (392, 200354), (539, 145712), (616, 127498), (686, 114488), (784, 100177), (1078, 72856), (1232, 63749), (1301, 60368), (1372, 57244), (2156, 36428), (2602, 30184), (2744, 28622), (3773, 20816), (4312, 18214), (5204, 15092), (5488, 14311), (7546, 10408), (8624, 9107)]