587920580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^2\times {\mathrm{181}}^1$

素因数の和:278

約数の個数: 108

約数和(自身を含む): 1389060036

約数和(自身を除く): 801139456

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 169, 181, 260, 310, 338, 362, 403, 620, 676, 724, 806, 845, 905, 961, 1612, 1690, 1810, 1922, 2015, 2353, 3380, 3620, 3844, 4030, 4706, 4805, 5239, 5611, 8060, 9412, 9610, 10478, 11222, 11765, 12493, 19220, 20956, 22444, 23530, 24986, 26195, 28055, 30589, 47060, 49972, 52390, 56110, 61178, 62465, 72943, 104780, 112220, 122356, 124930, 145886, 152945, 162409, 173941, 249860, 291772, 305890, 324818, 347882, 364715, 611780, 649636, 695764, 729430, 812045, 869705, 948259, 1458860, 1624090, 1739410, 1896518, 2261233, 3248180, 3478820, 3793036, 4522466, 4741295, 9044932, 9482590, 11306165, 18965180, 22612330, 29396029, 45224660, 58792058, 117584116, 146980145, 293960290, 587920580]

約数ペア:

[(1, 587920580), (2, 293960290), (4, 146980145), (5, 117584116), (10, 58792058), (13, 45224660), (20, 29396029), (26, 22612330), (31, 18965180), (52, 11306165), (62, 9482590), (65, 9044932), (124, 4741295), (130, 4522466), (155, 3793036), (169, 3478820), (181, 3248180), (260, 2261233), (310, 1896518), (338, 1739410), (362, 1624090), (403, 1458860), (620, 948259), (676, 869705), (724, 812045), (806, 729430), (845, 695764), (905, 649636), (961, 611780), (1612, 364715), (1690, 347882), (1810, 324818), (1922, 305890), (2015, 291772), (2353, 249860), (3380, 173941), (3620, 162409), (3844, 152945), (4030, 145886), (4706, 124930), (4805, 122356), (5239, 112220), (5611, 104780), (8060, 72943), (9412, 62465), (9610, 61178), (10478, 56110), (11222, 52390), (11765, 49972), (12493, 47060), (19220, 30589), (20956, 28055), (22444, 26195), (23530, 24986)]