388884925

素因数分解:

$5^2\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:116

約数の個数: 96

約数和(自身を含む): 609960960

約数和(自身を除く): 221076035

約数列:

[1, 5, 11, 13, 25, 29, 31, 55, 65, 121, 143, 145, 155, 275, 319, 325, 341, 377, 403, 605, 715, 725, 775, 899, 1331, 1573, 1595, 1705, 1885, 2015, 3025, 3509, 3575, 3751, 4147, 4433, 4495, 6655, 7865, 7975, 8525, 9425, 9889, 10075, 11687, 17303, 17545, 18755, 20735, 22165, 22475, 33275, 38599, 39325, 41261, 45617, 48763, 49445, 58435, 86515, 87725, 93775, 103675, 108779, 110825, 128557, 192995, 206305, 228085, 243815, 247225, 292175, 432575, 501787, 536393, 543895, 642785, 964975, 1031525, 1140425, 1196569, 1219075, 1414127, 2508935, 2681965, 2719475, 3213925, 5982845, 7070635, 12544675, 13409825, 15555397, 29914225, 35353175, 77776985, 388884925]

約数ペア:

[(1, 388884925), (5, 77776985), (11, 35353175), (13, 29914225), (25, 15555397), (29, 13409825), (31, 12544675), (55, 7070635), (65, 5982845), (121, 3213925), (143, 2719475), (145, 2681965), (155, 2508935), (275, 1414127), (319, 1219075), (325, 1196569), (341, 1140425), (377, 1031525), (403, 964975), (605, 642785), (715, 543895), (725, 536393), (775, 501787), (899, 432575), (1331, 292175), (1573, 247225), (1595, 243815), (1705, 228085), (1885, 206305), (2015, 192995), (3025, 128557), (3509, 110825), (3575, 108779), (3751, 103675), (4147, 93775), (4433, 87725), (4495, 86515), (6655, 58435), (7865, 49445), (7975, 48763), (8525, 45617), (9425, 41261), (9889, 39325), (10075, 38599), (11687, 33275), (17303, 22475), (17545, 22165), (18755, 20735)]