77875005

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{293}}^1$

素因数の和:390

約数の個数: 64

約数和(自身を含む): 142248960

約数和(自身を除く): 64373955

約数列:

[1, 3, 5, 13, 15, 29, 39, 47, 65, 87, 141, 145, 195, 235, 293, 377, 435, 611, 705, 879, 1131, 1363, 1465, 1833, 1885, 3055, 3809, 4089, 4395, 5655, 6815, 8497, 9165, 11427, 13771, 17719, 19045, 20445, 25491, 41313, 42485, 53157, 57135, 68855, 88595, 110461, 127455, 179023, 206565, 265785, 331383, 399359, 537069, 552305, 895115, 1198077, 1656915, 1996795, 2685345, 5191667, 5990385, 15575001, 25958335, 77875005]

約数ペア:

[(1, 77875005), (3, 25958335), (5, 15575001), (13, 5990385), (15, 5191667), (29, 2685345), (39, 1996795), (47, 1656915), (65, 1198077), (87, 895115), (141, 552305), (145, 537069), (195, 399359), (235, 331383), (293, 265785), (377, 206565), (435, 179023), (611, 127455), (705, 110461), (879, 88595), (1131, 68855), (1363, 57135), (1465, 53157), (1833, 42485), (1885, 41313), (3055, 25491), (3809, 20445), (4089, 19045), (4395, 17719), (5655, 13771), (6815, 11427), (8497, 9165)]