77878528

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3343}}^1$

素因数の和:3379

約数の個数: 72

約数和(自身を含む): 191383808

約数和(自身を除く): 113505280

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 256, 364, 416, 448, 728, 832, 896, 1456, 1664, 1792, 2912, 3328, 3343, 5824, 6686, 11648, 13372, 23296, 23401, 26744, 43459, 46802, 53488, 86918, 93604, 106976, 173836, 187208, 213952, 304213, 347672, 374416, 427904, 608426, 695344, 748832, 855808, 1216852, 1390688, 1497664, 2433704, 2781376, 2995328, 4867408, 5562752, 5990656, 9734816, 11125504, 19469632, 38939264, 77878528]

約数ペア:

[(1, 77878528), (2, 38939264), (4, 19469632), (7, 11125504), (8, 9734816), (13, 5990656), (14, 5562752), (16, 4867408), (26, 2995328), (28, 2781376), (32, 2433704), (52, 1497664), (56, 1390688), (64, 1216852), (91, 855808), (104, 748832), (112, 695344), (128, 608426), (182, 427904), (208, 374416), (224, 347672), (256, 304213), (364, 213952), (416, 187208), (448, 173836), (728, 106976), (832, 93604), (896, 86918), (1456, 53488), (1664, 46802), (1792, 43459), (2912, 26744), (3328, 23401), (3343, 23296), (5824, 13372), (6686, 11648)]