108961925

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 152347392

約数和(自身を除く): 43385467

約数列:

[1, 5, 17, 23, 25, 71, 85, 115, 157, 355, 391, 425, 575, 785, 1207, 1633, 1775, 1955, 2669, 3611, 3925, 6035, 8165, 9775, 11147, 13345, 18055, 27761, 30175, 40825, 55735, 61387, 66725, 90275, 138805, 189499, 256381, 278675, 306935, 694025, 947495, 1281905, 1534675, 4358477, 4737475, 6409525, 21792385, 108961925]

約数ペア:

[(1, 108961925), (5, 21792385), (17, 6409525), (23, 4737475), (25, 4358477), (71, 1534675), (85, 1281905), (115, 947495), (157, 694025), (355, 306935), (391, 278675), (425, 256381), (575, 189499), (785, 138805), (1207, 90275), (1633, 66725), (1775, 61387), (1955, 55735), (2669, 40825), (3611, 30175), (3925, 27761), (6035, 18055), (8165, 13345), (9775, 11147)]