81330390860

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{2861}}^1\times {\mathrm{9413}}^1$

素因数の和:12434

約数の個数: 48

約数和(自身を含む): 172003269312

約数和(自身を除く): 90672878452

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 2861, 3020, 5722, 9413, 11444, 14305, 18826, 28610, 37652, 47065, 57220, 94130, 188260, 432011, 864022, 1421363, 1728044, 2160055, 2842726, 4320110, 5685452, 7106815, 8640220, 14213630, 26930593, 28427260, 53861186, 107722372, 134652965, 269305930, 538611860, 4066519543, 8133039086, 16266078172, 20332597715, 40665195430, 81330390860]

約数ペア:

[(1, 81330390860), (2, 40665195430), (4, 20332597715), (5, 16266078172), (10, 8133039086), (20, 4066519543), (151, 538611860), (302, 269305930), (604, 134652965), (755, 107722372), (1510, 53861186), (2861, 28427260), (3020, 26930593), (5722, 14213630), (9413, 8640220), (11444, 7106815), (14305, 5685452), (18826, 4320110), (28610, 2842726), (37652, 2160055), (47065, 1728044), (57220, 1421363), (94130, 864022), (188260, 432011)]