202150780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{563}}^1\times {\mathrm{1381}}^1$

素因数の和:1966

約数の個数: 48

約数和(自身を含む): 458315424

約数和(自身を除く): 256164644

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 563, 1126, 1381, 2252, 2762, 2815, 5524, 5630, 6905, 7319, 11260, 13810, 14638, 17953, 27620, 29276, 35906, 36595, 71812, 73190, 89765, 146380, 179530, 359060, 777503, 1555006, 3110012, 3887515, 7775030, 10107539, 15550060, 20215078, 40430156, 50537695, 101075390, 202150780]

約数ペア:

[(1, 202150780), (2, 101075390), (4, 50537695), (5, 40430156), (10, 20215078), (13, 15550060), (20, 10107539), (26, 7775030), (52, 3887515), (65, 3110012), (130, 1555006), (260, 777503), (563, 359060), (1126, 179530), (1381, 146380), (2252, 89765), (2762, 73190), (2815, 71812), (5524, 36595), (5630, 35906), (6905, 29276), (7319, 27620), (11260, 17953), (13810, 14638)]