78566330

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{1063}}^1$

素因数の和:1478

約数の個数: 32

約数和(自身を含む): 149385600

約数和(自身を除く): 70819270

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 389, 778, 1063, 1945, 2126, 3890, 5315, 7391, 10630, 14782, 20197, 36955, 40394, 73910, 100985, 201970, 413507, 827014, 2067535, 4135070, 7856633, 15713266, 39283165, 78566330]

約数ペア:

[(1, 78566330), (2, 39283165), (5, 15713266), (10, 7856633), (19, 4135070), (38, 2067535), (95, 827014), (190, 413507), (389, 201970), (778, 100985), (1063, 73910), (1945, 40394), (2126, 36955), (3890, 20197), (5315, 14782), (7391, 10630)]