72665915

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{911}}^1$

素因数の和:1019

約数の個数: 32

約数和(自身を含む): 104011776

約数和(自身を除く): 31345861

約数列:

[1, 5, 7, 35, 43, 53, 215, 265, 301, 371, 911, 1505, 1855, 2279, 4555, 6377, 11395, 15953, 31885, 39173, 48283, 79765, 195865, 241415, 274211, 337981, 1371055, 1689905, 2076169, 10380845, 14533183, 72665915]

約数ペア:

[(1, 72665915), (5, 14533183), (7, 10380845), (35, 2076169), (43, 1689905), (53, 1371055), (215, 337981), (265, 274211), (301, 241415), (371, 195865), (911, 79765), (1505, 48283), (1855, 39173), (2279, 31885), (4555, 15953), (6377, 11395)]