2549702480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2451637}}^1$

素因数の和:2451663

約数の個数: 40

約数和(自身を含む): 6384065352

約数和(自身を除く): 3834362872

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 2451637, 4903274, 9806548, 12258185, 19613096, 24516370, 31871281, 39226192, 49032740, 63742562, 98065480, 127485124, 159356405, 196130960, 254970248, 318712810, 509940496, 637425620, 1274851240, 2549702480]

約数ペア:

[(1, 2549702480), (2, 1274851240), (4, 637425620), (5, 509940496), (8, 318712810), (10, 254970248), (13, 196130960), (16, 159356405), (20, 127485124), (26, 98065480), (40, 63742562), (52, 49032740), (65, 39226192), (80, 31871281), (104, 24516370), (130, 19613096), (208, 12258185), (260, 9806548), (520, 4903274), (1040, 2451637)]