805650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:187

約数の個数: 48

約数和(自身を含む): 2062368

約数和(自身を除く): 1256718

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 41, 50, 75, 82, 123, 131, 150, 205, 246, 262, 393, 410, 615, 655, 786, 1025, 1230, 1310, 1965, 2050, 3075, 3275, 3930, 5371, 6150, 6550, 9825, 10742, 16113, 19650, 26855, 32226, 53710, 80565, 134275, 161130, 268550, 402825, 805650]

約数ペア:

[(1, 805650), (2, 402825), (3, 268550), (5, 161130), (6, 134275), (10, 80565), (15, 53710), (25, 32226), (30, 26855), (41, 19650), (50, 16113), (75, 10742), (82, 9825), (123, 6550), (131, 6150), (150, 5371), (205, 3930), (246, 3275), (262, 3075), (393, 2050), (410, 1965), (615, 1310), (655, 1230), (786, 1025)]