16289800

素因数分解:

$2^3\times 5^2\times {\mathrm{79}}^1\times {\mathrm{1031}}^1$

素因数の和:1126

約数の個数: 48

約数和(自身を含む): 38390400

約数和(自身を除く): 22100600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 79, 100, 158, 200, 316, 395, 632, 790, 1031, 1580, 1975, 2062, 3160, 3950, 4124, 5155, 7900, 8248, 10310, 15800, 20620, 25775, 41240, 51550, 81449, 103100, 162898, 206200, 325796, 407245, 651592, 814490, 1628980, 2036225, 3257960, 4072450, 8144900, 16289800]

約数ペア:

[(1, 16289800), (2, 8144900), (4, 4072450), (5, 3257960), (8, 2036225), (10, 1628980), (20, 814490), (25, 651592), (40, 407245), (50, 325796), (79, 206200), (100, 162898), (158, 103100), (200, 81449), (316, 51550), (395, 41240), (632, 25775), (790, 20620), (1031, 15800), (1580, 10310), (1975, 8248), (2062, 7900), (3160, 5155), (3950, 4124)]