25172870

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1423}}^1$

素因数の和:1520

約数の個数: 32

約数和(自身を含む): 47675520

約数和(自身を除く): 22502650

約数列:

[1, 2, 5, 10, 29, 58, 61, 122, 145, 290, 305, 610, 1423, 1769, 2846, 3538, 7115, 8845, 14230, 17690, 41267, 82534, 86803, 173606, 206335, 412670, 434015, 868030, 2517287, 5034574, 12586435, 25172870]

約数ペア:

[(1, 25172870), (2, 12586435), (5, 5034574), (10, 2517287), (29, 868030), (58, 434015), (61, 412670), (122, 206335), (145, 173606), (290, 86803), (305, 82534), (610, 41267), (1423, 17690), (1769, 14230), (2846, 8845), (3538, 7115)]