201957918775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{7603}}^1\times {\mathrm{62501}}^1$

素因数の和:70131

約数の個数: 24

約数和(自身を含む): 265197986064

約数和(自身を除く): 63240067289

約数列:

[1, 5, 17, 25, 85, 425, 7603, 38015, 62501, 129251, 190075, 312505, 646255, 1062517, 1562525, 3231275, 5312585, 26562925, 475195103, 2375975515, 8078316751, 11879877575, 40391583755, 201957918775]

約数ペア:

[(1, 201957918775), (5, 40391583755), (17, 11879877575), (25, 8078316751), (85, 2375975515), (425, 475195103), (7603, 26562925), (38015, 5312585), (62501, 3231275), (129251, 1562525), (190075, 1062517), (312505, 646255)]