42400795

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^2$

素因数の和:223

約数の個数: 24

約数和(自身を含む): 53930448

約数和(自身を除く): 11529653

約数列:

[1, 5, 43, 53, 61, 215, 265, 305, 2279, 2623, 3233, 3721, 11395, 13115, 16165, 18605, 139019, 160003, 197213, 695095, 800015, 986065, 8480159, 42400795]

約数ペア:

[(1, 42400795), (5, 8480159), (43, 986065), (53, 800015), (61, 695095), (215, 197213), (265, 160003), (305, 139019), (2279, 18605), (2623, 16165), (3233, 13115), (3721, 11395)]