26555768

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:324

約数の個数: 64

約数和(自身を含む): 57024000

約数和(自身を除く): 30468232

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 43, 68, 76, 86, 136, 152, 172, 239, 323, 344, 478, 646, 731, 817, 956, 1292, 1462, 1634, 1912, 2584, 2924, 3268, 4063, 4541, 5848, 6536, 8126, 9082, 10277, 13889, 16252, 18164, 20554, 27778, 32504, 36328, 41108, 55556, 77197, 82216, 111112, 154394, 174709, 195263, 308788, 349418, 390526, 617576, 698836, 781052, 1397672, 1562104, 3319471, 6638942, 13277884, 26555768]

約数ペア:

[(1, 26555768), (2, 13277884), (4, 6638942), (8, 3319471), (17, 1562104), (19, 1397672), (34, 781052), (38, 698836), (43, 617576), (68, 390526), (76, 349418), (86, 308788), (136, 195263), (152, 174709), (172, 154394), (239, 111112), (323, 82216), (344, 77197), (478, 55556), (646, 41108), (731, 36328), (817, 32504), (956, 27778), (1292, 20554), (1462, 18164), (1634, 16252), (1912, 13889), (2584, 10277), (2924, 9082), (3268, 8126), (4063, 6536), (4541, 5848)]