69819136

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:357

約数の個数: 72

約数和(自身を含む): 150552864

約数和(自身を除く): 80733728

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 61, 64, 68, 122, 128, 136, 244, 256, 263, 272, 488, 526, 544, 976, 1037, 1052, 1088, 1952, 2074, 2104, 2176, 3904, 4148, 4208, 4352, 4471, 7808, 8296, 8416, 8942, 15616, 16043, 16592, 16832, 17884, 32086, 33184, 33664, 35768, 64172, 66368, 67328, 71536, 128344, 132736, 143072, 256688, 265472, 272731, 286144, 513376, 545462, 572288, 1026752, 1090924, 1144576, 2053504, 2181848, 4107008, 4363696, 8727392, 17454784, 34909568, 69819136]

約数ペア:

[(1, 69819136), (2, 34909568), (4, 17454784), (8, 8727392), (16, 4363696), (17, 4107008), (32, 2181848), (34, 2053504), (61, 1144576), (64, 1090924), (68, 1026752), (122, 572288), (128, 545462), (136, 513376), (244, 286144), (256, 272731), (263, 265472), (272, 256688), (488, 143072), (526, 132736), (544, 128344), (976, 71536), (1037, 67328), (1052, 66368), (1088, 64172), (1952, 35768), (2074, 33664), (2104, 33184), (2176, 32086), (3904, 17884), (4148, 16832), (4208, 16592), (4352, 16043), (4471, 15616), (7808, 8942), (8296, 8416)]