277250480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{266587}}^1$

素因数の和:266613

約数の個数: 40

約数和(自身を含む): 694195152

約数和(自身を除く): 416944672

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 266587, 533174, 1066348, 1332935, 2132696, 2665870, 3465631, 4265392, 5331740, 6931262, 10663480, 13862524, 17328155, 21326960, 27725048, 34656310, 55450096, 69312620, 138625240, 277250480]

約数ペア:

[(1, 277250480), (2, 138625240), (4, 69312620), (5, 55450096), (8, 34656310), (10, 27725048), (13, 21326960), (16, 17328155), (20, 13862524), (26, 10663480), (40, 6931262), (52, 5331740), (65, 4265392), (80, 3465631), (104, 2665870), (130, 2132696), (208, 1332935), (260, 1066348), (520, 533174), (1040, 266587)]