40172375

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:284

約数の個数: 32

約数和(自身を含む): 53239680

約数和(自身を除く): 13067305

約数列:

[1, 5, 23, 25, 89, 115, 125, 157, 445, 575, 785, 2047, 2225, 2875, 3611, 3925, 10235, 11125, 13973, 18055, 19625, 51175, 69865, 90275, 255875, 321379, 349325, 451375, 1606895, 1746625, 8034475, 40172375]

約数ペア:

[(1, 40172375), (5, 8034475), (23, 1746625), (25, 1606895), (89, 451375), (115, 349325), (125, 321379), (157, 255875), (445, 90275), (575, 69865), (785, 51175), (2047, 19625), (2225, 18055), (2875, 13973), (3611, 11125), (3925, 10235)]