77993190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{78781}}^1$

素因数の和:78805

約数の個数: 48

約数和(自身を含む): 221219856

約数和(自身を除く): 143226666

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 78781, 157562, 236343, 393905, 472686, 709029, 787810, 866591, 1181715, 1418058, 1733182, 2363430, 2599773, 3545145, 4332955, 5199546, 7090290, 7799319, 8665910, 12998865, 15598638, 25997730, 38996595, 77993190]

約数ペア:

[(1, 77993190), (2, 38996595), (3, 25997730), (5, 15598638), (6, 12998865), (9, 8665910), (10, 7799319), (11, 7090290), (15, 5199546), (18, 4332955), (22, 3545145), (30, 2599773), (33, 2363430), (45, 1733182), (55, 1418058), (66, 1181715), (90, 866591), (99, 787810), (110, 709029), (165, 472686), (198, 393905), (330, 236343), (495, 157562), (990, 78781)]