90991264

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31247}}^1$

素因数の和:31277

約数の個数: 48

約数和(自身を含む): 220485888

約数和(自身を除く): 129494624

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 31247, 62494, 124988, 218729, 249976, 406211, 437458, 499952, 812422, 874916, 999904, 1624844, 1749832, 2843477, 3249688, 3499664, 5686954, 6499376, 6999328, 11373908, 12998752, 22747816, 45495632, 90991264]

約数ペア:

[(1, 90991264), (2, 45495632), (4, 22747816), (7, 12998752), (8, 11373908), (13, 6999328), (14, 6499376), (16, 5686954), (26, 3499664), (28, 3249688), (32, 2843477), (52, 1749832), (56, 1624844), (91, 999904), (104, 874916), (112, 812422), (182, 499952), (208, 437458), (224, 406211), (364, 249976), (416, 218729), (728, 124988), (1456, 62494), (2912, 31247)]