266773910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1249}}^1$

素因数の和:1353

約数の個数: 64

約数和(自身を含む): 544320000

約数和(自身を除く): 277546090

約数列:

[1, 2, 5, 10, 13, 26, 31, 53, 62, 65, 106, 130, 155, 265, 310, 403, 530, 689, 806, 1249, 1378, 1643, 2015, 2498, 3286, 3445, 4030, 6245, 6890, 8215, 12490, 16237, 16430, 21359, 32474, 38719, 42718, 66197, 77438, 81185, 106795, 132394, 162370, 193595, 213590, 330985, 387190, 503347, 661970, 860561, 1006694, 1721122, 2052107, 2516735, 4104214, 4302805, 5033470, 8605610, 10260535, 20521070, 26677391, 53354782, 133386955, 266773910]

約数ペア:

[(1, 266773910), (2, 133386955), (5, 53354782), (10, 26677391), (13, 20521070), (26, 10260535), (31, 8605610), (53, 5033470), (62, 4302805), (65, 4104214), (106, 2516735), (130, 2052107), (155, 1721122), (265, 1006694), (310, 860561), (403, 661970), (530, 503347), (689, 387190), (806, 330985), (1249, 213590), (1378, 193595), (1643, 162370), (2015, 132394), (2498, 106795), (3286, 81185), (3445, 77438), (4030, 66197), (6245, 42718), (6890, 38719), (8215, 32474), (12490, 21359), (16237, 16430)]