51049405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{379}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 70041600

約数和(自身を除く): 18992195

約数列:

[1, 5, 11, 31, 55, 79, 155, 341, 379, 395, 869, 1705, 1895, 2449, 4169, 4345, 11749, 12245, 20845, 26939, 29941, 58745, 129239, 134695, 149705, 329351, 646195, 928171, 1646755, 4640855, 10209881, 51049405]

約数ペア:

[(1, 51049405), (5, 10209881), (11, 4640855), (31, 1646755), (55, 928171), (79, 646195), (155, 329351), (341, 149705), (379, 134695), (395, 129239), (869, 58745), (1705, 29941), (1895, 26939), (2449, 20845), (4169, 12245), (4345, 11749)]