206453000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{15881}}^1$

素因数の和:15915

約数の個数: 64

約数和(自身を含む): 520294320

約数和(自身を除く): 313841320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 125, 130, 200, 250, 260, 325, 500, 520, 650, 1000, 1300, 1625, 2600, 3250, 6500, 13000, 15881, 31762, 63524, 79405, 127048, 158810, 206453, 317620, 397025, 412906, 635240, 794050, 825812, 1032265, 1588100, 1651624, 1985125, 2064530, 3176200, 3970250, 4129060, 5161325, 7940500, 8258120, 10322650, 15881000, 20645300, 25806625, 41290600, 51613250, 103226500, 206453000]

約数ペア:

[(1, 206453000), (2, 103226500), (4, 51613250), (5, 41290600), (8, 25806625), (10, 20645300), (13, 15881000), (20, 10322650), (25, 8258120), (26, 7940500), (40, 5161325), (50, 4129060), (52, 3970250), (65, 3176200), (100, 2064530), (104, 1985125), (125, 1651624), (130, 1588100), (200, 1032265), (250, 825812), (260, 794050), (325, 635240), (500, 412906), (520, 397025), (650, 317620), (1000, 206453), (1300, 158810), (1625, 127048), (2600, 79405), (3250, 63524), (6500, 31762), (13000, 15881)]