151931125

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:175

約数の個数: 64

約数和(自身を含む): 218350080

約数和(自身を除く): 66418955

約数列:

[1, 5, 17, 19, 25, 53, 71, 85, 95, 125, 265, 323, 355, 425, 475, 901, 1007, 1207, 1325, 1349, 1615, 1775, 2125, 2375, 3763, 4505, 5035, 6035, 6625, 6745, 8075, 8875, 17119, 18815, 22525, 22933, 25175, 30175, 33725, 40375, 63971, 71497, 85595, 94075, 112625, 114665, 125875, 150875, 168625, 319855, 357485, 427975, 470375, 573325, 1215449, 1599275, 1787425, 2139875, 2866625, 6077245, 7996375, 8937125, 30386225, 151931125]

約数ペア:

[(1, 151931125), (5, 30386225), (17, 8937125), (19, 7996375), (25, 6077245), (53, 2866625), (71, 2139875), (85, 1787425), (95, 1599275), (125, 1215449), (265, 573325), (323, 470375), (355, 427975), (425, 357485), (475, 319855), (901, 168625), (1007, 150875), (1207, 125875), (1325, 114665), (1349, 112625), (1615, 94075), (1775, 85595), (2125, 71497), (2375, 63971), (3763, 40375), (4505, 33725), (5035, 30175), (6035, 25175), (6625, 22933), (6745, 22525), (8075, 18815), (8875, 17119)]