804560080

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{76771}}^1$

素因数の和:76915

約数の個数: 40

約数和(自身を含む): 1884906144

約数和(自身を除く): 1080346064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2620, 5240, 10480, 76771, 153542, 307084, 383855, 614168, 767710, 1228336, 1535420, 3070840, 6141680, 10057001, 20114002, 40228004, 50285005, 80456008, 100570010, 160912016, 201140020, 402280040, 804560080]

約数ペア:

[(1, 804560080), (2, 402280040), (4, 201140020), (5, 160912016), (8, 100570010), (10, 80456008), (16, 50285005), (20, 40228004), (40, 20114002), (80, 10057001), (131, 6141680), (262, 3070840), (524, 1535420), (655, 1228336), (1048, 767710), (1310, 614168), (2096, 383855), (2620, 307084), (5240, 153542), (10480, 76771)]