65121780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{587}}^1$

素因数の和:685

約数の個数: 72

約数和(自身を含む): 186998112

約数和(自身を除く): 121876332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 587, 645, 860, 1174, 1290, 1761, 1849, 2348, 2580, 2935, 3522, 3698, 5547, 5870, 7044, 7396, 8805, 9245, 11094, 11740, 17610, 18490, 22188, 25241, 27735, 35220, 36980, 50482, 55470, 75723, 100964, 110940, 126205, 151446, 252410, 302892, 378615, 504820, 757230, 1085363, 1514460, 2170726, 3256089, 4341452, 5426815, 6512178, 10853630, 13024356, 16280445, 21707260, 32560890, 65121780]

約数ペア:

[(1, 65121780), (2, 32560890), (3, 21707260), (4, 16280445), (5, 13024356), (6, 10853630), (10, 6512178), (12, 5426815), (15, 4341452), (20, 3256089), (30, 2170726), (43, 1514460), (60, 1085363), (86, 757230), (129, 504820), (172, 378615), (215, 302892), (258, 252410), (430, 151446), (516, 126205), (587, 110940), (645, 100964), (860, 75723), (1174, 55470), (1290, 50482), (1761, 36980), (1849, 35220), (2348, 27735), (2580, 25241), (2935, 22188), (3522, 18490), (3698, 17610), (5547, 11740), (5870, 11094), (7044, 9245), (7396, 8805)]