251571450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{129011}}^1$

素因数の和:129039

約数の個数: 48

約数和(自身を含む): 671894496

約数和(自身を除く): 420323046

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 129011, 258022, 387033, 645055, 774066, 1290110, 1677143, 1935165, 3225275, 3354286, 3870330, 5031429, 6450550, 8385715, 9675825, 10062858, 16771430, 19351650, 25157145, 41928575, 50314290, 83857150, 125785725, 251571450]

約数ペア:

[(1, 251571450), (2, 125785725), (3, 83857150), (5, 50314290), (6, 41928575), (10, 25157145), (13, 19351650), (15, 16771430), (25, 10062858), (26, 9675825), (30, 8385715), (39, 6450550), (50, 5031429), (65, 3870330), (75, 3354286), (78, 3225275), (130, 1935165), (150, 1677143), (195, 1290110), (325, 774066), (390, 645055), (650, 387033), (975, 258022), (1950, 129011)]