25751925

素因数分解:

$3^8\times 5^2\times {\mathrm{157}}^1$

素因数の和:191

約数の個数: 54

約数和(自身を含む): 48201218

約数和(自身を除く): 22449293

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 157, 225, 243, 405, 471, 675, 729, 785, 1215, 1413, 2025, 2187, 2355, 3645, 3925, 4239, 6075, 6561, 7065, 10935, 11775, 12717, 18225, 21195, 32805, 35325, 38151, 54675, 63585, 105975, 114453, 164025, 190755, 317925, 343359, 572265, 953775, 1030077, 1716795, 2861325, 5150385, 8583975, 25751925]

約数ペア:

[(1, 25751925), (3, 8583975), (5, 5150385), (9, 2861325), (15, 1716795), (25, 1030077), (27, 953775), (45, 572265), (75, 343359), (81, 317925), (135, 190755), (157, 164025), (225, 114453), (243, 105975), (405, 63585), (471, 54675), (675, 38151), (729, 35325), (785, 32805), (1215, 21195), (1413, 18225), (2025, 12717), (2187, 11775), (2355, 10935), (3645, 7065), (3925, 6561), (4239, 6075)]