156970990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{739}}^1\times {\mathrm{1931}}^1$

素因数の和:2688

約数の個数: 32

約数和(自身を含む): 308810880

約数和(自身を除く): 151839890

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 739, 1478, 1931, 3695, 3862, 7390, 8129, 9655, 16258, 19310, 21241, 40645, 42482, 81290, 106205, 212410, 1427009, 2854018, 7135045, 14270090, 15697099, 31394198, 78485495, 156970990]

約数ペア:

[(1, 156970990), (2, 78485495), (5, 31394198), (10, 15697099), (11, 14270090), (22, 7135045), (55, 2854018), (110, 1427009), (739, 212410), (1478, 106205), (1931, 81290), (3695, 42482), (3862, 40645), (7390, 21241), (8129, 19310), (9655, 16258)]