86744320

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^2\times {\mathrm{401}}^1$

素因数の和:448

約数の個数: 108

約数和(自身を含む): 225553356

約数和(自身を除く): 138809036

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 169, 208, 256, 260, 320, 338, 401, 416, 520, 640, 676, 802, 832, 845, 1040, 1280, 1352, 1604, 1664, 1690, 2005, 2080, 2704, 3208, 3328, 3380, 4010, 4160, 5213, 5408, 6416, 6760, 8020, 8320, 10426, 10816, 12832, 13520, 16040, 16640, 20852, 21632, 25664, 26065, 27040, 32080, 41704, 43264, 51328, 52130, 54080, 64160, 67769, 83408, 102656, 104260, 108160, 128320, 135538, 166816, 208520, 216320, 256640, 271076, 333632, 338845, 417040, 513280, 542152, 667264, 677690, 834080, 1084304, 1334528, 1355380, 1668160, 2168608, 2710760, 3336320, 4337216, 5421520, 6672640, 8674432, 10843040, 17348864, 21686080, 43372160, 86744320]

約数ペア:

[(1, 86744320), (2, 43372160), (4, 21686080), (5, 17348864), (8, 10843040), (10, 8674432), (13, 6672640), (16, 5421520), (20, 4337216), (26, 3336320), (32, 2710760), (40, 2168608), (52, 1668160), (64, 1355380), (65, 1334528), (80, 1084304), (104, 834080), (128, 677690), (130, 667264), (160, 542152), (169, 513280), (208, 417040), (256, 338845), (260, 333632), (320, 271076), (338, 256640), (401, 216320), (416, 208520), (520, 166816), (640, 135538), (676, 128320), (802, 108160), (832, 104260), (845, 102656), (1040, 83408), (1280, 67769), (1352, 64160), (1604, 54080), (1664, 52130), (1690, 51328), (2005, 43264), (2080, 41704), (2704, 32080), (3208, 27040), (3328, 26065), (3380, 25664), (4010, 21632), (4160, 20852), (5213, 16640), (5408, 16040), (6416, 13520), (6760, 12832), (8020, 10816), (8320, 10426)]