131011488

素因数分解:

$2^5\times 3^2\times {\mathrm{193}}^1\times {\mathrm{2357}}^1$

素因数の和:2566

約数の個数: 72

約数和(自身を含む): 374653188

約数和(自身を除く): 243641700

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 193, 288, 386, 579, 772, 1158, 1544, 1737, 2316, 2357, 3088, 3474, 4632, 4714, 6176, 6948, 7071, 9264, 9428, 13896, 14142, 18528, 18856, 21213, 27792, 28284, 37712, 42426, 55584, 56568, 75424, 84852, 113136, 169704, 226272, 339408, 454901, 678816, 909802, 1364703, 1819604, 2729406, 3639208, 4094109, 5458812, 7278416, 8188218, 10917624, 14556832, 16376436, 21835248, 32752872, 43670496, 65505744, 131011488]

約数ペア:

[(1, 131011488), (2, 65505744), (3, 43670496), (4, 32752872), (6, 21835248), (8, 16376436), (9, 14556832), (12, 10917624), (16, 8188218), (18, 7278416), (24, 5458812), (32, 4094109), (36, 3639208), (48, 2729406), (72, 1819604), (96, 1364703), (144, 909802), (193, 678816), (288, 454901), (386, 339408), (579, 226272), (772, 169704), (1158, 113136), (1544, 84852), (1737, 75424), (2316, 56568), (2357, 55584), (3088, 42426), (3474, 37712), (4632, 28284), (4714, 27792), (6176, 21213), (6948, 18856), (7071, 18528), (9264, 14142), (9428, 13896)]