13765160

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:258

約数の個数: 64

約数和(自身を含む): 32503680

約数和(自身を除く): 18738520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 53, 86, 106, 151, 172, 212, 215, 265, 302, 344, 424, 430, 530, 604, 755, 860, 1060, 1208, 1510, 1720, 2120, 2279, 3020, 4558, 6040, 6493, 8003, 9116, 11395, 12986, 16006, 18232, 22790, 25972, 32012, 32465, 40015, 45580, 51944, 64024, 64930, 80030, 91160, 129860, 160060, 259720, 320120, 344129, 688258, 1376516, 1720645, 2753032, 3441290, 6882580, 13765160]

約数ペア:

[(1, 13765160), (2, 6882580), (4, 3441290), (5, 2753032), (8, 1720645), (10, 1376516), (20, 688258), (40, 344129), (43, 320120), (53, 259720), (86, 160060), (106, 129860), (151, 91160), (172, 80030), (212, 64930), (215, 64024), (265, 51944), (302, 45580), (344, 40015), (424, 32465), (430, 32012), (530, 25972), (604, 22790), (755, 18232), (860, 16006), (1060, 12986), (1208, 11395), (1510, 9116), (1720, 8003), (2120, 6493), (2279, 6040), (3020, 4558)]