78635808

素因数分解:

$2^5\times 3^2\times {\mathrm{137}}^1\times {\mathrm{1993}}^1$

素因数の和:2146

約数の個数: 72

約数和(自身を含む): 225365868

約数和(自身を除く): 146730060

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 137, 144, 274, 288, 411, 548, 822, 1096, 1233, 1644, 1993, 2192, 2466, 3288, 3986, 4384, 4932, 5979, 6576, 7972, 9864, 11958, 13152, 15944, 17937, 19728, 23916, 31888, 35874, 39456, 47832, 63776, 71748, 95664, 143496, 191328, 273041, 286992, 546082, 573984, 819123, 1092164, 1638246, 2184328, 2457369, 3276492, 4368656, 4914738, 6552984, 8737312, 9829476, 13105968, 19658952, 26211936, 39317904, 78635808]

約数ペア:

[(1, 78635808), (2, 39317904), (3, 26211936), (4, 19658952), (6, 13105968), (8, 9829476), (9, 8737312), (12, 6552984), (16, 4914738), (18, 4368656), (24, 3276492), (32, 2457369), (36, 2184328), (48, 1638246), (72, 1092164), (96, 819123), (137, 573984), (144, 546082), (274, 286992), (288, 273041), (411, 191328), (548, 143496), (822, 95664), (1096, 71748), (1233, 63776), (1644, 47832), (1993, 39456), (2192, 35874), (2466, 31888), (3288, 23916), (3986, 19728), (4384, 17937), (4932, 15944), (5979, 13152), (6576, 11958), (7972, 9864)]