200080640

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^2\times {\mathrm{433}}^1$

素因数の和:492

約数の個数: 108

約数和(自身を含む): 506975364

約数和(自身を除く): 306894724

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 361, 380, 433, 608, 640, 722, 760, 866, 1216, 1280, 1444, 1520, 1732, 1805, 2165, 2432, 2888, 3040, 3464, 3610, 4330, 4864, 5776, 6080, 6928, 7220, 8227, 8660, 11552, 12160, 13856, 14440, 16454, 17320, 23104, 24320, 27712, 28880, 32908, 34640, 41135, 46208, 55424, 57760, 65816, 69280, 82270, 92416, 110848, 115520, 131632, 138560, 156313, 164540, 231040, 263264, 277120, 312626, 329080, 462080, 526528, 554240, 625252, 658160, 781565, 1053056, 1250504, 1316320, 1563130, 2106112, 2501008, 2632640, 3126260, 5002016, 5265280, 6252520, 10004032, 10530560, 12505040, 20008064, 25010080, 40016128, 50020160, 100040320, 200080640]

約数ペア:

[(1, 200080640), (2, 100040320), (4, 50020160), (5, 40016128), (8, 25010080), (10, 20008064), (16, 12505040), (19, 10530560), (20, 10004032), (32, 6252520), (38, 5265280), (40, 5002016), (64, 3126260), (76, 2632640), (80, 2501008), (95, 2106112), (128, 1563130), (152, 1316320), (160, 1250504), (190, 1053056), (256, 781565), (304, 658160), (320, 625252), (361, 554240), (380, 526528), (433, 462080), (608, 329080), (640, 312626), (722, 277120), (760, 263264), (866, 231040), (1216, 164540), (1280, 156313), (1444, 138560), (1520, 131632), (1732, 115520), (1805, 110848), (2165, 92416), (2432, 82270), (2888, 69280), (3040, 65816), (3464, 57760), (3610, 55424), (4330, 46208), (4864, 41135), (5776, 34640), (6080, 32908), (6928, 28880), (7220, 27712), (8227, 24320), (8660, 23104), (11552, 17320), (12160, 16454), (13856, 14440)]