91751840

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{5261}}^1$

素因数の和:5385

約数の個数: 48

約数和(自身を含む): 218793960

約数和(自身を除く): 127042120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 218, 436, 545, 872, 1090, 1744, 2180, 3488, 4360, 5261, 8720, 10522, 17440, 21044, 26305, 42088, 52610, 84176, 105220, 168352, 210440, 420880, 573449, 841760, 1146898, 2293796, 2867245, 4587592, 5734490, 9175184, 11468980, 18350368, 22937960, 45875920, 91751840]

約数ペア:

[(1, 91751840), (2, 45875920), (4, 22937960), (5, 18350368), (8, 11468980), (10, 9175184), (16, 5734490), (20, 4587592), (32, 2867245), (40, 2293796), (80, 1146898), (109, 841760), (160, 573449), (218, 420880), (436, 210440), (545, 168352), (872, 105220), (1090, 84176), (1744, 52610), (2180, 42088), (3488, 26305), (4360, 21044), (5261, 17440), (8720, 10522)]