77443125

素因数分解:

$3^1\times 5^4\times {\mathrm{103}}^1\times {\mathrm{401}}^1$

素因数の和:527

約数の個数: 40

約数和(自身を含む): 130608192

約数和(自身を除く): 53165067

約数列:

[1, 3, 5, 15, 25, 75, 103, 125, 309, 375, 401, 515, 625, 1203, 1545, 1875, 2005, 2575, 6015, 7725, 10025, 12875, 30075, 38625, 41303, 50125, 64375, 123909, 150375, 193125, 206515, 250625, 619545, 751875, 1032575, 3097725, 5162875, 15488625, 25814375, 77443125]

約数ペア:

[(1, 77443125), (3, 25814375), (5, 15488625), (15, 5162875), (25, 3097725), (75, 1032575), (103, 751875), (125, 619545), (309, 250625), (375, 206515), (401, 193125), (515, 150375), (625, 123909), (1203, 64375), (1545, 50125), (1875, 41303), (2005, 38625), (2575, 30075), (6015, 12875), (7725, 10025)]