664300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1$

素因数の和:107

約数の個数: 72

約数和(自身を含む): 1798496

約数和(自身を除く): 1134196

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 73, 91, 100, 130, 140, 146, 175, 182, 260, 292, 325, 350, 364, 365, 455, 511, 650, 700, 730, 910, 949, 1022, 1300, 1460, 1820, 1825, 1898, 2044, 2275, 2555, 3650, 3796, 4550, 4745, 5110, 6643, 7300, 9100, 9490, 10220, 12775, 13286, 18980, 23725, 25550, 26572, 33215, 47450, 51100, 66430, 94900, 132860, 166075, 332150, 664300]

約数ペア:

[(1, 664300), (2, 332150), (4, 166075), (5, 132860), (7, 94900), (10, 66430), (13, 51100), (14, 47450), (20, 33215), (25, 26572), (26, 25550), (28, 23725), (35, 18980), (50, 13286), (52, 12775), (65, 10220), (70, 9490), (73, 9100), (91, 7300), (100, 6643), (130, 5110), (140, 4745), (146, 4550), (175, 3796), (182, 3650), (260, 2555), (292, 2275), (325, 2044), (350, 1898), (364, 1825), (365, 1820), (455, 1460), (511, 1300), (650, 1022), (700, 949), (730, 910)]