80300780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{13339}}^1$

素因数の和:13398

約数の個数: 48

約数和(自身を含む): 197218560

約数和(自身を除く): 116917780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 6020, 13339, 26678, 53356, 66695, 93373, 133390, 186746, 266780, 373492, 466865, 573577, 933730, 1147154, 1867460, 2294308, 2867885, 4015039, 5735770, 8030078, 11471540, 16060156, 20075195, 40150390, 80300780]

約数ペア:

[(1, 80300780), (2, 40150390), (4, 20075195), (5, 16060156), (7, 11471540), (10, 8030078), (14, 5735770), (20, 4015039), (28, 2867885), (35, 2294308), (43, 1867460), (70, 1147154), (86, 933730), (140, 573577), (172, 466865), (215, 373492), (301, 266780), (430, 186746), (602, 133390), (860, 93373), (1204, 66695), (1505, 53356), (3010, 26678), (6020, 13339)]