71631472

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:394

約数の個数: 80

約数和(自身を含む): 162712800

約数和(自身を除く): 91081328

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 89, 136, 176, 178, 187, 269, 272, 356, 374, 538, 712, 748, 979, 1076, 1424, 1496, 1513, 1958, 2152, 2959, 2992, 3026, 3916, 4304, 4573, 5918, 6052, 7832, 9146, 11836, 12104, 15664, 16643, 18292, 23672, 23941, 24208, 33286, 36584, 47344, 47882, 50303, 66572, 73168, 95764, 100606, 133144, 191528, 201212, 263351, 266288, 383056, 402424, 406997, 526702, 804848, 813994, 1053404, 1627988, 2106808, 3255976, 4213616, 4476967, 6511952, 8953934, 17907868, 35815736, 71631472]

約数ペア:

[(1, 71631472), (2, 35815736), (4, 17907868), (8, 8953934), (11, 6511952), (16, 4476967), (17, 4213616), (22, 3255976), (34, 2106808), (44, 1627988), (68, 1053404), (88, 813994), (89, 804848), (136, 526702), (176, 406997), (178, 402424), (187, 383056), (269, 266288), (272, 263351), (356, 201212), (374, 191528), (538, 133144), (712, 100606), (748, 95764), (979, 73168), (1076, 66572), (1424, 50303), (1496, 47882), (1513, 47344), (1958, 36584), (2152, 33286), (2959, 24208), (2992, 23941), (3026, 23672), (3916, 18292), (4304, 16643), (4573, 15664), (5918, 12104), (6052, 11836), (7832, 9146)]