2783459725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1\times {\mathrm{409}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 3733689600

約数和(自身を除く): 950229875

約数列:

[1, 5, 17, 25, 67, 85, 239, 335, 409, 425, 1139, 1195, 1675, 2045, 4063, 5695, 5975, 6953, 10225, 16013, 20315, 27403, 28475, 34765, 80065, 97751, 101575, 137015, 173825, 272221, 400325, 465851, 488755, 685075, 1361105, 1661767, 2329255, 2443775, 6549317, 6805525, 8308835, 11646275, 32746585, 41544175, 111338389, 163732925, 556691945, 2783459725]

約数ペア:

[(1, 2783459725), (5, 556691945), (17, 163732925), (25, 111338389), (67, 41544175), (85, 32746585), (239, 11646275), (335, 8308835), (409, 6805525), (425, 6549317), (1139, 2443775), (1195, 2329255), (1675, 1661767), (2045, 1361105), (4063, 685075), (5695, 488755), (5975, 465851), (6953, 400325), (10225, 272221), (16013, 173825), (20315, 137015), (27403, 101575), (28475, 97751), (34765, 80065)]