8708049920

素因数分解:

$2^{10}\times 5^1\times {\mathrm{79}}^1\times {\mathrm{21529}}^1$

素因数の和:21633

約数の個数: 88

約数和(自身を含む): 21154516800

約数和(自身を除く): 12446466880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 256, 316, 320, 395, 512, 632, 640, 790, 1024, 1264, 1280, 1580, 2528, 2560, 3160, 5056, 5120, 6320, 10112, 12640, 20224, 21529, 25280, 40448, 43058, 50560, 80896, 86116, 101120, 107645, 172232, 202240, 215290, 344464, 404480, 430580, 688928, 861160, 1377856, 1700791, 1722320, 2755712, 3401582, 3444640, 5511424, 6803164, 6889280, 8503955, 11022848, 13606328, 13778560, 17007910, 22045696, 27212656, 27557120, 34015820, 54425312, 55114240, 68031640, 108850624, 110228480, 136063280, 217701248, 272126560, 435402496, 544253120, 870804992, 1088506240, 1741609984, 2177012480, 4354024960, 8708049920]

約数ペア:

[(1, 8708049920), (2, 4354024960), (4, 2177012480), (5, 1741609984), (8, 1088506240), (10, 870804992), (16, 544253120), (20, 435402496), (32, 272126560), (40, 217701248), (64, 136063280), (79, 110228480), (80, 108850624), (128, 68031640), (158, 55114240), (160, 54425312), (256, 34015820), (316, 27557120), (320, 27212656), (395, 22045696), (512, 17007910), (632, 13778560), (640, 13606328), (790, 11022848), (1024, 8503955), (1264, 6889280), (1280, 6803164), (1580, 5511424), (2528, 3444640), (2560, 3401582), (3160, 2755712), (5056, 1722320), (5120, 1700791), (6320, 1377856), (10112, 861160), (12640, 688928), (20224, 430580), (21529, 404480), (25280, 344464), (40448, 215290), (43058, 202240), (50560, 172232), (80896, 107645), (86116, 101120)]