7137325975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{3253}}^1$

素因数の和:3476

約数の個数: 48

約数和(自身を含む): 9817864672

約数和(自身を除く): 2680538697

約数列:

[1, 5, 13, 25, 43, 65, 157, 215, 325, 559, 785, 1075, 2041, 2795, 3253, 3925, 6751, 10205, 13975, 16265, 33755, 42289, 51025, 81325, 87763, 139879, 168775, 211445, 438815, 510721, 699395, 1057225, 1818427, 2194075, 2553605, 3496975, 6639373, 9092135, 12768025, 21961003, 33196865, 45460675, 109805015, 165984325, 285493039, 549025075, 1427465195, 7137325975]

約数ペア:

[(1, 7137325975), (5, 1427465195), (13, 549025075), (25, 285493039), (43, 165984325), (65, 109805015), (157, 45460675), (215, 33196865), (325, 21961003), (559, 12768025), (785, 9092135), (1075, 6639373), (2041, 3496975), (2795, 2553605), (3253, 2194075), (3925, 1818427), (6751, 1057225), (10205, 699395), (13975, 510721), (16265, 438815), (33755, 211445), (42289, 168775), (51025, 139879), (81325, 87763)]