68013904

素因数分解:

$2^4\times 7^1\times {\mathrm{263}}^1\times {\mathrm{2309}}^1$

素因数の和:2587

約数の個数: 40

約数和(自身を含む): 151240320

約数和(自身を除く): 83226416

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 263, 526, 1052, 1841, 2104, 2309, 3682, 4208, 4618, 7364, 9236, 14728, 16163, 18472, 29456, 32326, 36944, 64652, 129304, 258608, 607267, 1214534, 2429068, 4250869, 4858136, 8501738, 9716272, 17003476, 34006952, 68013904]

約数ペア:

[(1, 68013904), (2, 34006952), (4, 17003476), (7, 9716272), (8, 8501738), (14, 4858136), (16, 4250869), (28, 2429068), (56, 1214534), (112, 607267), (263, 258608), (526, 129304), (1052, 64652), (1841, 36944), (2104, 32326), (2309, 29456), (3682, 18472), (4208, 16163), (4618, 14728), (7364, 9236)]