51098905

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 74405520

約数和(自身を除く): 23306615

約数列:

[1, 5, 11, 13, 55, 65, 73, 89, 121, 143, 365, 445, 605, 715, 803, 949, 979, 1157, 1573, 4015, 4745, 4895, 5785, 6497, 7865, 8833, 10439, 10769, 12727, 32485, 44165, 52195, 53845, 63635, 71467, 84461, 114829, 139997, 357335, 422305, 574145, 699985, 786137, 929071, 3930685, 4645355, 10219781, 51098905]

約数ペア:

[(1, 51098905), (5, 10219781), (11, 4645355), (13, 3930685), (55, 929071), (65, 786137), (73, 699985), (89, 574145), (121, 422305), (143, 357335), (365, 139997), (445, 114829), (605, 84461), (715, 71467), (803, 63635), (949, 53845), (979, 52195), (1157, 44165), (1573, 32485), (4015, 12727), (4745, 10769), (4895, 10439), (5785, 8833), (6497, 7865)]