2720567915

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{4133}}^1$

素因数の和:4224

約数の個数: 48

約数和(自身を含む): 3812870880

約数和(自身を除く): 1092302965

約数列:

[1, 5, 13, 19, 41, 65, 95, 169, 205, 247, 533, 779, 845, 1235, 2665, 3211, 3895, 4133, 6929, 10127, 16055, 20665, 34645, 50635, 53729, 78527, 131651, 169453, 268645, 392635, 658255, 698477, 847265, 1020851, 2202889, 3219607, 3492385, 5104255, 11014445, 13271063, 16098035, 28637557, 41854891, 66355315, 143187785, 209274455, 544113583, 2720567915]

約数ペア:

[(1, 2720567915), (5, 544113583), (13, 209274455), (19, 143187785), (41, 66355315), (65, 41854891), (95, 28637557), (169, 16098035), (205, 13271063), (247, 11014445), (533, 5104255), (779, 3492385), (845, 3219607), (1235, 2202889), (2665, 1020851), (3211, 847265), (3895, 698477), (4133, 658255), (6929, 392635), (10127, 268645), (16055, 169453), (20665, 131651), (34645, 78527), (50635, 53729)]