78966160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{10847}}^1$

素因数の和:10880

約数の個数: 80

約数和(自身を含む): 225985536

約数和(自身を除く): 147019376

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 10847, 21694, 43388, 54235, 75929, 86776, 108470, 141011, 151858, 173552, 216940, 282022, 303716, 379645, 433880, 564044, 607432, 705055, 759290, 867760, 987077, 1128088, 1214864, 1410110, 1518580, 1974154, 2256176, 2820220, 3037160, 3948308, 4935385, 5640440, 6074320, 7896616, 9870770, 11280880, 15793232, 19741540, 39483080, 78966160]

約数ペア:

[(1, 78966160), (2, 39483080), (4, 19741540), (5, 15793232), (7, 11280880), (8, 9870770), (10, 7896616), (13, 6074320), (14, 5640440), (16, 4935385), (20, 3948308), (26, 3037160), (28, 2820220), (35, 2256176), (40, 1974154), (52, 1518580), (56, 1410110), (65, 1214864), (70, 1128088), (80, 987077), (91, 867760), (104, 759290), (112, 705055), (130, 607432), (140, 564044), (182, 433880), (208, 379645), (260, 303716), (280, 282022), (364, 216940), (455, 173552), (520, 151858), (560, 141011), (728, 108470), (910, 86776), (1040, 75929), (1456, 54235), (1820, 43388), (3640, 21694), (7280, 10847)]