69913984

素因数分解:

$2^7\times 7^2\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:256

約数の個数: 96

約数和(自身を含む): 165350160

約数和(自身を除く): 95436176

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 71, 98, 112, 128, 142, 157, 196, 224, 284, 314, 392, 448, 497, 568, 628, 784, 896, 994, 1099, 1136, 1256, 1568, 1988, 2198, 2272, 2512, 3136, 3479, 3976, 4396, 4544, 5024, 6272, 6958, 7693, 7952, 8792, 9088, 10048, 11147, 13916, 15386, 15904, 17584, 20096, 22294, 27832, 30772, 31808, 35168, 44588, 55664, 61544, 63616, 70336, 78029, 89176, 111328, 123088, 140672, 156058, 178352, 222656, 246176, 312116, 356704, 445312, 492352, 546203, 624232, 713408, 984704, 1092406, 1248464, 1426816, 2184812, 2496928, 4369624, 4993856, 8739248, 9987712, 17478496, 34956992, 69913984]

約数ペア:

[(1, 69913984), (2, 34956992), (4, 17478496), (7, 9987712), (8, 8739248), (14, 4993856), (16, 4369624), (28, 2496928), (32, 2184812), (49, 1426816), (56, 1248464), (64, 1092406), (71, 984704), (98, 713408), (112, 624232), (128, 546203), (142, 492352), (157, 445312), (196, 356704), (224, 312116), (284, 246176), (314, 222656), (392, 178352), (448, 156058), (497, 140672), (568, 123088), (628, 111328), (784, 89176), (896, 78029), (994, 70336), (1099, 63616), (1136, 61544), (1256, 55664), (1568, 44588), (1988, 35168), (2198, 31808), (2272, 30772), (2512, 27832), (3136, 22294), (3479, 20096), (3976, 17584), (4396, 15904), (4544, 15386), (5024, 13916), (6272, 11147), (6958, 10048), (7693, 9088), (7952, 8792)]