81245370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{26293}}^1$

素因数の和:26406

約数の個数: 32

約数和(自身を含む): 196889472

約数和(自身を除く): 115644102

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 103, 206, 309, 515, 618, 1030, 1545, 3090, 26293, 52586, 78879, 131465, 157758, 262930, 394395, 788790, 2708179, 5416358, 8124537, 13540895, 16249074, 27081790, 40622685, 81245370]

約数ペア:

[(1, 81245370), (2, 40622685), (3, 27081790), (5, 16249074), (6, 13540895), (10, 8124537), (15, 5416358), (30, 2708179), (103, 788790), (206, 394395), (309, 262930), (515, 157758), (618, 131465), (1030, 78879), (1545, 52586), (3090, 26293)]