72736660

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{283}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 156304512

約数和(自身を除く): 83567852

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 181, 283, 284, 355, 362, 566, 710, 724, 905, 1132, 1415, 1420, 1810, 2830, 3620, 5660, 12851, 20093, 25702, 40186, 51223, 51404, 64255, 80372, 100465, 102446, 128510, 200930, 204892, 256115, 257020, 401860, 512230, 1024460, 3636833, 7273666, 14547332, 18184165, 36368330, 72736660]

約数ペア:

[(1, 72736660), (2, 36368330), (4, 18184165), (5, 14547332), (10, 7273666), (20, 3636833), (71, 1024460), (142, 512230), (181, 401860), (283, 257020), (284, 256115), (355, 204892), (362, 200930), (566, 128510), (710, 102446), (724, 100465), (905, 80372), (1132, 64255), (1415, 51404), (1420, 51223), (1810, 40186), (2830, 25702), (3620, 20093), (5660, 12851)]