7788500020208

素因数分解:

$2^4\times {\mathrm{421}}^1\times {\mathrm{3919}}^1\times {\mathrm{295037}}^1$

素因数の和:299385

約数の個数: 40

約数和(自身を含む): 15129973494720

約数和(自身を除く): 7341473474512

約数列:

[1, 2, 4, 8, 16, 421, 842, 1684, 3368, 3919, 6736, 7838, 15676, 31352, 62704, 295037, 590074, 1180148, 1649899, 2360296, 3299798, 4720592, 6599596, 13199192, 26398384, 124210577, 248421154, 496842308, 993684616, 1156250003, 1987369232, 2312500006, 4625000012, 9250000024, 18500000048, 486781251263, 973562502526, 1947125005052, 3894250010104, 7788500020208]

約数ペア:

[(1, 7788500020208), (2, 3894250010104), (4, 1947125005052), (8, 973562502526), (16, 486781251263), (421, 18500000048), (842, 9250000024), (1684, 4625000012), (3368, 2312500006), (3919, 1987369232), (6736, 1156250003), (7838, 993684616), (15676, 496842308), (31352, 248421154), (62704, 124210577), (295037, 26398384), (590074, 13199192), (1180148, 6599596), (1649899, 4720592), (2360296, 3299798)]