25057980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1907}}^1$

素因数の和:1995

約数の個数: 72

約数和(自身を含む): 77090832

約数和(自身を除く): 52032852

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 90, 146, 180, 219, 292, 365, 438, 657, 730, 876, 1095, 1314, 1460, 1907, 2190, 2628, 3285, 3814, 4380, 5721, 6570, 7628, 9535, 11442, 13140, 17163, 19070, 22884, 28605, 34326, 38140, 57210, 68652, 85815, 114420, 139211, 171630, 278422, 343260, 417633, 556844, 696055, 835266, 1252899, 1392110, 1670532, 2088165, 2505798, 2784220, 4176330, 5011596, 6264495, 8352660, 12528990, 25057980]

約数ペア:

[(1, 25057980), (2, 12528990), (3, 8352660), (4, 6264495), (5, 5011596), (6, 4176330), (9, 2784220), (10, 2505798), (12, 2088165), (15, 1670532), (18, 1392110), (20, 1252899), (30, 835266), (36, 696055), (45, 556844), (60, 417633), (73, 343260), (90, 278422), (146, 171630), (180, 139211), (219, 114420), (292, 85815), (365, 68652), (438, 57210), (657, 38140), (730, 34326), (876, 28605), (1095, 22884), (1314, 19070), (1460, 17163), (1907, 13140), (2190, 11442), (2628, 9535), (3285, 7628), (3814, 6570), (4380, 5721)]