78547930880

素因数分解:

$2^8\times 5^1\times {\mathrm{3359}}^1\times {\mathrm{18269}}^1$

素因数の和:21649

約数の個数: 72

約数和(自身を含む): 188213155200

約数和(自身を除く): 109665224320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 3359, 6718, 13436, 16795, 18269, 26872, 33590, 36538, 53744, 67180, 73076, 91345, 107488, 134360, 146152, 182690, 214976, 268720, 292304, 365380, 429952, 537440, 584608, 730760, 859904, 1074880, 1169216, 1461520, 2149760, 2338432, 2923040, 4299520, 4676864, 5846080, 11692160, 23384320, 61365571, 122731142, 245462284, 306827855, 490924568, 613655710, 981849136, 1227311420, 1963698272, 2454622840, 3927396544, 4909245680, 7854793088, 9818491360, 15709586176, 19636982720, 39273965440, 78547930880]

約数ペア:

[(1, 78547930880), (2, 39273965440), (4, 19636982720), (5, 15709586176), (8, 9818491360), (10, 7854793088), (16, 4909245680), (20, 3927396544), (32, 2454622840), (40, 1963698272), (64, 1227311420), (80, 981849136), (128, 613655710), (160, 490924568), (256, 306827855), (320, 245462284), (640, 122731142), (1280, 61365571), (3359, 23384320), (6718, 11692160), (13436, 5846080), (16795, 4676864), (18269, 4299520), (26872, 2923040), (33590, 2338432), (36538, 2149760), (53744, 1461520), (67180, 1169216), (73076, 1074880), (91345, 859904), (107488, 730760), (134360, 584608), (146152, 537440), (182690, 429952), (214976, 365380), (268720, 292304)]