68687505

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{631}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 124225920

約数和(自身を除く): 55538415

約数列:

[1, 3, 5, 9, 15, 41, 45, 59, 123, 177, 205, 295, 369, 531, 615, 631, 885, 1845, 1893, 2419, 2655, 3155, 5679, 7257, 9465, 12095, 21771, 25871, 28395, 36285, 37229, 77613, 108855, 111687, 129355, 186145, 232839, 335061, 388065, 558435, 1164195, 1526389, 1675305, 4579167, 7631945, 13737501, 22895835, 68687505]

約数ペア:

[(1, 68687505), (3, 22895835), (5, 13737501), (9, 7631945), (15, 4579167), (41, 1675305), (45, 1526389), (59, 1164195), (123, 558435), (177, 388065), (205, 335061), (295, 232839), (369, 186145), (531, 129355), (615, 111687), (631, 108855), (885, 77613), (1845, 37229), (1893, 36285), (2419, 28395), (2655, 25871), (3155, 21771), (5679, 12095), (7257, 9465)]