82401280

素因数分解:

$2^{11}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{619}}^1$

素因数の和:659

約数の個数: 96

約数和(自身を含む): 213267600

約数和(自身を除く): 130866320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 619, 640, 832, 1024, 1040, 1238, 1280, 1664, 2048, 2080, 2476, 2560, 3095, 3328, 4160, 4952, 5120, 6190, 6656, 8047, 8320, 9904, 10240, 12380, 13312, 16094, 16640, 19808, 24760, 26624, 32188, 33280, 39616, 40235, 49520, 64376, 66560, 79232, 80470, 99040, 128752, 133120, 158464, 160940, 198080, 257504, 316928, 321880, 396160, 515008, 633856, 643760, 792320, 1030016, 1267712, 1287520, 1584640, 2060032, 2575040, 3169280, 4120064, 5150080, 6338560, 8240128, 10300160, 16480256, 20600320, 41200640, 82401280]

約数ペア:

[(1, 82401280), (2, 41200640), (4, 20600320), (5, 16480256), (8, 10300160), (10, 8240128), (13, 6338560), (16, 5150080), (20, 4120064), (26, 3169280), (32, 2575040), (40, 2060032), (52, 1584640), (64, 1287520), (65, 1267712), (80, 1030016), (104, 792320), (128, 643760), (130, 633856), (160, 515008), (208, 396160), (256, 321880), (260, 316928), (320, 257504), (416, 198080), (512, 160940), (520, 158464), (619, 133120), (640, 128752), (832, 99040), (1024, 80470), (1040, 79232), (1238, 66560), (1280, 64376), (1664, 49520), (2048, 40235), (2080, 39616), (2476, 33280), (2560, 32188), (3095, 26624), (3328, 24760), (4160, 19808), (4952, 16640), (5120, 16094), (6190, 13312), (6656, 12380), (8047, 10240), (8320, 9904)]