68887400

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{20261}}^1$

素因数の和:20294

約数の個数: 48

約数和(自身を含む): 169592940

約数和(自身を除く): 100705540

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 136, 170, 200, 340, 425, 680, 850, 1700, 3400, 20261, 40522, 81044, 101305, 162088, 202610, 344437, 405220, 506525, 688874, 810440, 1013050, 1377748, 1722185, 2026100, 2755496, 3444370, 4052200, 6888740, 8610925, 13777480, 17221850, 34443700, 68887400]

約数ペア:

[(1, 68887400), (2, 34443700), (4, 17221850), (5, 13777480), (8, 8610925), (10, 6888740), (17, 4052200), (20, 3444370), (25, 2755496), (34, 2026100), (40, 1722185), (50, 1377748), (68, 1013050), (85, 810440), (100, 688874), (136, 506525), (170, 405220), (200, 344437), (340, 202610), (425, 162088), (680, 101305), (850, 81044), (1700, 40522), (3400, 20261)]