87599990

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{839}}^1$

素因数の和:1096

約数の個数: 32

約数和(自身を含む): 161663040

約数和(自身を除く): 74063050

約数列:

[1, 2, 5, 10, 53, 106, 197, 265, 394, 530, 839, 985, 1678, 1970, 4195, 8390, 10441, 20882, 44467, 52205, 88934, 104410, 165283, 222335, 330566, 444670, 826415, 1652830, 8759999, 17519998, 43799995, 87599990]

約数ペア:

[(1, 87599990), (2, 43799995), (5, 17519998), (10, 8759999), (53, 1652830), (106, 826415), (197, 444670), (265, 330566), (394, 222335), (530, 165283), (839, 104410), (985, 88934), (1678, 52205), (1970, 44467), (4195, 20882), (8390, 10441)]