25327770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{643}}^1$

素因数の和:767

約数の個数: 64

約数和(自身を含む): 66213504

約数和(自身を除く): 40885734

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 101, 130, 195, 202, 303, 390, 505, 606, 643, 1010, 1286, 1313, 1515, 1929, 2626, 3030, 3215, 3858, 3939, 6430, 6565, 7878, 8359, 9645, 13130, 16718, 19290, 19695, 25077, 39390, 41795, 50154, 64943, 83590, 125385, 129886, 194829, 250770, 324715, 389658, 649430, 844259, 974145, 1688518, 1948290, 2532777, 4221295, 5065554, 8442590, 12663885, 25327770]

約数ペア:

[(1, 25327770), (2, 12663885), (3, 8442590), (5, 5065554), (6, 4221295), (10, 2532777), (13, 1948290), (15, 1688518), (26, 974145), (30, 844259), (39, 649430), (65, 389658), (78, 324715), (101, 250770), (130, 194829), (195, 129886), (202, 125385), (303, 83590), (390, 64943), (505, 50154), (606, 41795), (643, 39390), (1010, 25077), (1286, 19695), (1313, 19290), (1515, 16718), (1929, 13130), (2626, 9645), (3030, 8359), (3215, 7878), (3858, 6565), (3939, 6430)]