80054175

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{241}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 137316608

約数和(自身を除く): 57262433

約数列:

[1, 3, 5, 15, 25, 43, 75, 103, 129, 215, 241, 309, 515, 645, 723, 1075, 1205, 1545, 2575, 3225, 3615, 4429, 6025, 7725, 10363, 13287, 18075, 22145, 24823, 31089, 51815, 66435, 74469, 110725, 124115, 155445, 259075, 332175, 372345, 620575, 777225, 1067389, 1861725, 3202167, 5336945, 16010835, 26684725, 80054175]

約数ペア:

[(1, 80054175), (3, 26684725), (5, 16010835), (15, 5336945), (25, 3202167), (43, 1861725), (75, 1067389), (103, 777225), (129, 620575), (215, 372345), (241, 332175), (309, 259075), (515, 155445), (645, 124115), (723, 110725), (1075, 74469), (1205, 66435), (1545, 51815), (2575, 31089), (3225, 24823), (3615, 22145), (4429, 18075), (6025, 13287), (7725, 10363)]