39971512

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1$

素因数の和:356

約数の個数: 64

約数和(自身を含む): 89740800

約数和(自身を除く): 49769288

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 151, 163, 203, 232, 302, 326, 406, 604, 652, 812, 1057, 1141, 1208, 1304, 1624, 2114, 2282, 4228, 4379, 4564, 4727, 8456, 8758, 9128, 9454, 17516, 18908, 24613, 30653, 33089, 35032, 37816, 49226, 61306, 66178, 98452, 122612, 132356, 172291, 196904, 245224, 264712, 344582, 689164, 713777, 1378328, 1427554, 2855108, 4996439, 5710216, 9992878, 19985756, 39971512]

約数ペア:

[(1, 39971512), (2, 19985756), (4, 9992878), (7, 5710216), (8, 4996439), (14, 2855108), (28, 1427554), (29, 1378328), (56, 713777), (58, 689164), (116, 344582), (151, 264712), (163, 245224), (203, 196904), (232, 172291), (302, 132356), (326, 122612), (406, 98452), (604, 66178), (652, 61306), (812, 49226), (1057, 37816), (1141, 35032), (1208, 33089), (1304, 30653), (1624, 24613), (2114, 18908), (2282, 17516), (4228, 9454), (4379, 9128), (4564, 8758), (4727, 8456)]