54543775

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:137

約数の個数: 72

約数和(自身を含む): 85428560

約数和(自身を除く): 30884785

約数列:

[1, 5, 11, 13, 19, 25, 55, 65, 73, 95, 121, 143, 209, 247, 275, 325, 365, 475, 605, 715, 803, 949, 1045, 1235, 1387, 1573, 1825, 2299, 2717, 3025, 3575, 4015, 4745, 5225, 6175, 6935, 7865, 8833, 10439, 11495, 13585, 15257, 18031, 20075, 23725, 29887, 34675, 39325, 44165, 52195, 57475, 67925, 76285, 90155, 114829, 149435, 167827, 198341, 220825, 260975, 381425, 450775, 574145, 747175, 839135, 991705, 2181751, 2870725, 4195675, 4958525, 10908755, 54543775]

約数ペア:

[(1, 54543775), (5, 10908755), (11, 4958525), (13, 4195675), (19, 2870725), (25, 2181751), (55, 991705), (65, 839135), (73, 747175), (95, 574145), (121, 450775), (143, 381425), (209, 260975), (247, 220825), (275, 198341), (325, 167827), (365, 149435), (475, 114829), (605, 90155), (715, 76285), (803, 67925), (949, 57475), (1045, 52195), (1235, 44165), (1387, 39325), (1573, 34675), (1825, 29887), (2299, 23725), (2717, 20075), (3025, 18031), (3575, 15257), (4015, 13585), (4745, 11495), (5225, 10439), (6175, 8833), (6935, 7865)]