75317205

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^2\times {\mathrm{103}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 129018240

約数和(自身を除く): 53701035

約数列:

[1, 3, 5, 15, 29, 41, 87, 103, 123, 145, 205, 309, 435, 515, 615, 1189, 1545, 1681, 2987, 3567, 4223, 5043, 5945, 8405, 8961, 12669, 14935, 17835, 21115, 25215, 44805, 48749, 63345, 122467, 146247, 173143, 243745, 367401, 519429, 612335, 731235, 865715, 1837005, 2597145, 5021147, 15063441, 25105735, 75317205]

約数ペア:

[(1, 75317205), (3, 25105735), (5, 15063441), (15, 5021147), (29, 2597145), (41, 1837005), (87, 865715), (103, 731235), (123, 612335), (145, 519429), (205, 367401), (309, 243745), (435, 173143), (515, 146247), (615, 122467), (1189, 63345), (1545, 48749), (1681, 44805), (2987, 25215), (3567, 21115), (4223, 17835), (5043, 14935), (5945, 12669), (8405, 8961)]