204101300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^3\times {\mathrm{929}}^1$

素因数の和:982

約数の個数: 72

約数和(自身を含む): 480307800

約数和(自身を除く): 276206500

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 169, 260, 325, 338, 650, 676, 845, 929, 1300, 1690, 1858, 2197, 3380, 3716, 4225, 4394, 4645, 8450, 8788, 9290, 10985, 12077, 16900, 18580, 21970, 23225, 24154, 43940, 46450, 48308, 54925, 60385, 92900, 109850, 120770, 157001, 219700, 241540, 301925, 314002, 603850, 628004, 785005, 1207700, 1570010, 2041013, 3140020, 3925025, 4082026, 7850050, 8164052, 10205065, 15700100, 20410130, 40820260, 51025325, 102050650, 204101300]

約数ペア:

[(1, 204101300), (2, 102050650), (4, 51025325), (5, 40820260), (10, 20410130), (13, 15700100), (20, 10205065), (25, 8164052), (26, 7850050), (50, 4082026), (52, 3925025), (65, 3140020), (100, 2041013), (130, 1570010), (169, 1207700), (260, 785005), (325, 628004), (338, 603850), (650, 314002), (676, 301925), (845, 241540), (929, 219700), (1300, 157001), (1690, 120770), (1858, 109850), (2197, 92900), (3380, 60385), (3716, 54925), (4225, 48308), (4394, 46450), (4645, 43940), (8450, 24154), (8788, 23225), (9290, 21970), (10985, 18580), (12077, 16900)]