80453200

素因数分解:

$2^4\times 5^2\times {\mathrm{139}}^1\times {\mathrm{1447}}^1$

素因数の和:1604

約数の個数: 60

約数和(自身を含む): 194813920

約数和(自身を除く): 114360720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 139, 200, 278, 400, 556, 695, 1112, 1390, 1447, 2224, 2780, 2894, 3475, 5560, 5788, 6950, 7235, 11120, 11576, 13900, 14470, 23152, 27800, 28940, 36175, 55600, 57880, 72350, 115760, 144700, 201133, 289400, 402266, 578800, 804532, 1005665, 1609064, 2011330, 3218128, 4022660, 5028325, 8045320, 10056650, 16090640, 20113300, 40226600, 80453200]

約数ペア:

[(1, 80453200), (2, 40226600), (4, 20113300), (5, 16090640), (8, 10056650), (10, 8045320), (16, 5028325), (20, 4022660), (25, 3218128), (40, 2011330), (50, 1609064), (80, 1005665), (100, 804532), (139, 578800), (200, 402266), (278, 289400), (400, 201133), (556, 144700), (695, 115760), (1112, 72350), (1390, 57880), (1447, 55600), (2224, 36175), (2780, 28940), (2894, 27800), (3475, 23152), (5560, 14470), (5788, 13900), (6950, 11576), (7235, 11120)]