203431300

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{479}}^1$

素因数の和:661

約数の個数: 72

約数和(自身を含む): 459970560

約数和(自身を除く): 256539260

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 137, 155, 274, 310, 479, 548, 620, 685, 775, 958, 1370, 1550, 1916, 2395, 2740, 3100, 3425, 4247, 4790, 6850, 8494, 9580, 11975, 13700, 14849, 16988, 21235, 23950, 29698, 42470, 47900, 59396, 65623, 74245, 84940, 106175, 131246, 148490, 212350, 262492, 296980, 328115, 371225, 424700, 656230, 742450, 1312460, 1484900, 1640575, 2034313, 3281150, 4068626, 6562300, 8137252, 10171565, 20343130, 40686260, 50857825, 101715650, 203431300]

約数ペア:

[(1, 203431300), (2, 101715650), (4, 50857825), (5, 40686260), (10, 20343130), (20, 10171565), (25, 8137252), (31, 6562300), (50, 4068626), (62, 3281150), (100, 2034313), (124, 1640575), (137, 1484900), (155, 1312460), (274, 742450), (310, 656230), (479, 424700), (548, 371225), (620, 328115), (685, 296980), (775, 262492), (958, 212350), (1370, 148490), (1550, 131246), (1916, 106175), (2395, 84940), (2740, 74245), (3100, 65623), (3425, 59396), (4247, 47900), (4790, 42470), (6850, 29698), (8494, 23950), (9580, 21235), (11975, 16988), (13700, 14849)]