248049089275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1295803}}^1$

素因数の和:1295876

約数の個数: 48

約数和(自身を含む): 359922519040

約数和(自身を除く): 111873429765

約数列:

[1, 5, 13, 19, 25, 31, 65, 95, 155, 247, 325, 403, 475, 589, 775, 1235, 2015, 2945, 6175, 7657, 10075, 14725, 38285, 191425, 1295803, 6479015, 16845439, 24620257, 32395075, 40169893, 84227195, 123101285, 200849465, 320063341, 421135975, 522208609, 615506425, 763227967, 1004247325, 1600316705, 2611043045, 3816139835, 8001583525, 9921963571, 13055215225, 19080699175, 49609817855, 248049089275]

約数ペア:

[(1, 248049089275), (5, 49609817855), (13, 19080699175), (19, 13055215225), (25, 9921963571), (31, 8001583525), (65, 3816139835), (95, 2611043045), (155, 1600316705), (247, 1004247325), (325, 763227967), (403, 615506425), (475, 522208609), (589, 421135975), (775, 320063341), (1235, 200849465), (2015, 123101285), (2945, 84227195), (6175, 40169893), (7657, 32395075), (10075, 24620257), (14725, 16845439), (38285, 6479015), (191425, 1295803)]