1101780290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{15901}}^1$

素因数の和:15975

約数の個数: 48

約数和(自身を含む): 2200009896

約数和(自身を除く): 1098229606

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 169, 205, 338, 410, 533, 845, 1066, 1690, 2665, 5330, 6929, 13858, 15901, 31802, 34645, 69290, 79505, 159010, 206713, 413426, 651941, 1033565, 1303882, 2067130, 2687269, 3259705, 5374538, 6519410, 8475233, 13436345, 16950466, 26872690, 42376165, 84752330, 110178029, 220356058, 550890145, 1101780290]

約数ペア:

[(1, 1101780290), (2, 550890145), (5, 220356058), (10, 110178029), (13, 84752330), (26, 42376165), (41, 26872690), (65, 16950466), (82, 13436345), (130, 8475233), (169, 6519410), (205, 5374538), (338, 3259705), (410, 2687269), (533, 2067130), (845, 1303882), (1066, 1033565), (1690, 651941), (2665, 413426), (5330, 206713), (6929, 159010), (13858, 79505), (15901, 69290), (31802, 34645)]