81138690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{2417}}^1$

素因数の和:2803

約数の個数: 48

約数和(自身を含む): 211613688

約数和(自身を除く): 130474998

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 373, 746, 1119, 1865, 2238, 2417, 3357, 3730, 4834, 5595, 6714, 7251, 11190, 12085, 14502, 16785, 21753, 24170, 33570, 36255, 43506, 72510, 108765, 217530, 901541, 1803082, 2704623, 4507705, 5409246, 8113869, 9015410, 13523115, 16227738, 27046230, 40569345, 81138690]

約数ペア:

[(1, 81138690), (2, 40569345), (3, 27046230), (5, 16227738), (6, 13523115), (9, 9015410), (10, 8113869), (15, 5409246), (18, 4507705), (30, 2704623), (45, 1803082), (90, 901541), (373, 217530), (746, 108765), (1119, 72510), (1865, 43506), (2238, 36255), (2417, 33570), (3357, 24170), (3730, 21753), (4834, 16785), (5595, 14502), (6714, 12085), (7251, 11190)]