199948600

素因数分解:

$2^3\times 5^2\times {\mathrm{653}}^1\times {\mathrm{1531}}^1$

素因数の和:2200

約数の個数: 48

約数和(自身を含む): 465896520

約数和(自身を除く): 265947920

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 653, 1306, 1531, 2612, 3062, 3265, 5224, 6124, 6530, 7655, 12248, 13060, 15310, 16325, 26120, 30620, 32650, 38275, 61240, 65300, 76550, 130600, 153100, 306200, 999743, 1999486, 3998972, 4998715, 7997944, 9997430, 19994860, 24993575, 39989720, 49987150, 99974300, 199948600]

約数ペア:

[(1, 199948600), (2, 99974300), (4, 49987150), (5, 39989720), (8, 24993575), (10, 19994860), (20, 9997430), (25, 7997944), (40, 4998715), (50, 3998972), (100, 1999486), (200, 999743), (653, 306200), (1306, 153100), (1531, 130600), (2612, 76550), (3062, 65300), (3265, 61240), (5224, 38275), (6124, 32650), (6530, 30620), (7655, 26120), (12248, 16325), (13060, 15310)]