202805990

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{641}}^1\times {\mathrm{1091}}^1$

素因数の和:1768

約数の個数: 32

約数和(自身を含む): 378574560

約数和(自身を除く): 175768570

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 641, 1091, 1282, 2182, 3205, 5455, 6410, 10910, 18589, 31639, 37178, 63278, 92945, 158195, 185890, 316390, 699331, 1398662, 3496655, 6993310, 20280599, 40561198, 101402995, 202805990]

約数ペア:

[(1, 202805990), (2, 101402995), (5, 40561198), (10, 20280599), (29, 6993310), (58, 3496655), (145, 1398662), (290, 699331), (641, 316390), (1091, 185890), (1282, 158195), (2182, 92945), (3205, 63278), (5455, 37178), (6410, 31639), (10910, 18589)]