72158075

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{2003}}^1$

素因数の和:2155

約数の個数: 24

約数和(自身を含む): 98404416

約数和(自身を除く): 26246341

約数列:

[1, 5, 11, 25, 55, 131, 275, 655, 1441, 2003, 3275, 7205, 10015, 22033, 36025, 50075, 110165, 262393, 550825, 1311965, 2886323, 6559825, 14431615, 72158075]

約数ペア:

[(1, 72158075), (5, 14431615), (11, 6559825), (25, 2886323), (55, 1311965), (131, 550825), (275, 262393), (655, 110165), (1441, 50075), (2003, 36025), (3275, 22033), (7205, 10015)]