69139712

素因数分解:

$2^8\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:251

約数の個数: 72

約数和(自身を含む): 145941600

約数和(自身を除く): 76801888

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 67, 116, 128, 134, 139, 232, 256, 268, 278, 464, 536, 556, 928, 1072, 1112, 1856, 1943, 2144, 2224, 3712, 3886, 4031, 4288, 4448, 7424, 7772, 8062, 8576, 8896, 9313, 15544, 16124, 17152, 17792, 18626, 31088, 32248, 35584, 37252, 62176, 64496, 74504, 124352, 128992, 149008, 248704, 257984, 270077, 298016, 497408, 515968, 540154, 596032, 1031936, 1080308, 1192064, 2160616, 2384128, 4321232, 8642464, 17284928, 34569856, 69139712]

約数ペア:

[(1, 69139712), (2, 34569856), (4, 17284928), (8, 8642464), (16, 4321232), (29, 2384128), (32, 2160616), (58, 1192064), (64, 1080308), (67, 1031936), (116, 596032), (128, 540154), (134, 515968), (139, 497408), (232, 298016), (256, 270077), (268, 257984), (278, 248704), (464, 149008), (536, 128992), (556, 124352), (928, 74504), (1072, 64496), (1112, 62176), (1856, 37252), (1943, 35584), (2144, 32248), (2224, 31088), (3712, 18626), (3886, 17792), (4031, 17152), (4288, 16124), (4448, 15544), (7424, 9313), (7772, 8896), (8062, 8576)]