25992975

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 44997120

約数和(自身を除く): 19004145

約数列:

[1, 3, 5, 15, 25, 41, 75, 79, 107, 123, 205, 237, 321, 395, 535, 615, 1025, 1185, 1605, 1975, 2675, 3075, 3239, 4387, 5925, 8025, 8453, 9717, 13161, 16195, 21935, 25359, 42265, 48585, 65805, 80975, 109675, 126795, 211325, 242925, 329025, 346573, 633975, 1039719, 1732865, 5198595, 8664325, 25992975]

約数ペア:

[(1, 25992975), (3, 8664325), (5, 5198595), (15, 1732865), (25, 1039719), (41, 633975), (75, 346573), (79, 329025), (107, 242925), (123, 211325), (205, 126795), (237, 109675), (321, 80975), (395, 65805), (535, 48585), (615, 42265), (1025, 25359), (1185, 21935), (1605, 16195), (1975, 13161), (2675, 9717), (3075, 8453), (3239, 8025), (4387, 5925)]