77796160

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18701}}^1$

素因数の和:18731

約数の個数: 56

約数和(自身を含む): 199512936

約数和(自身を除く): 121716776

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 18701, 37402, 74804, 93505, 149608, 187010, 243113, 299216, 374020, 486226, 598432, 748040, 972452, 1196864, 1215565, 1496080, 1944904, 2431130, 2992160, 3889808, 4862260, 5984320, 7779616, 9724520, 15559232, 19449040, 38898080, 77796160]

約数ペア:

[(1, 77796160), (2, 38898080), (4, 19449040), (5, 15559232), (8, 9724520), (10, 7779616), (13, 5984320), (16, 4862260), (20, 3889808), (26, 2992160), (32, 2431130), (40, 1944904), (52, 1496080), (64, 1215565), (65, 1196864), (80, 972452), (104, 748040), (130, 598432), (160, 486226), (208, 374020), (260, 299216), (320, 243113), (416, 187010), (520, 149608), (832, 93505), (1040, 74804), (2080, 37402), (4160, 18701)]