129968200

素因数分解:

$2^3\times 5^2\times {\mathrm{239}}^1\times {\mathrm{2719}}^1$

素因数の和:2974

約数の個数: 48

約数和(自身を含む): 303552000

約数和(自身を除く): 173583800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 239, 478, 956, 1195, 1912, 2390, 2719, 4780, 5438, 5975, 9560, 10876, 11950, 13595, 21752, 23900, 27190, 47800, 54380, 67975, 108760, 135950, 271900, 543800, 649841, 1299682, 2599364, 3249205, 5198728, 6498410, 12996820, 16246025, 25993640, 32492050, 64984100, 129968200]

約数ペア:

[(1, 129968200), (2, 64984100), (4, 32492050), (5, 25993640), (8, 16246025), (10, 12996820), (20, 6498410), (25, 5198728), (40, 3249205), (50, 2599364), (100, 1299682), (200, 649841), (239, 543800), (478, 271900), (956, 135950), (1195, 108760), (1912, 67975), (2390, 54380), (2719, 47800), (4780, 27190), (5438, 23900), (5975, 21752), (9560, 13595), (10876, 11950)]