72238660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{2549}}^1$

素因数の和:2680

約数の個数: 48

約数和(自身を含む): 164934000

約数和(自身を除く): 92695340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 109, 130, 218, 260, 436, 545, 1090, 1417, 2180, 2549, 2834, 5098, 5668, 7085, 10196, 12745, 14170, 25490, 28340, 33137, 50980, 66274, 132548, 165685, 277841, 331370, 555682, 662740, 1111364, 1389205, 2778410, 3611933, 5556820, 7223866, 14447732, 18059665, 36119330, 72238660]

約数ペア:

[(1, 72238660), (2, 36119330), (4, 18059665), (5, 14447732), (10, 7223866), (13, 5556820), (20, 3611933), (26, 2778410), (52, 1389205), (65, 1111364), (109, 662740), (130, 555682), (218, 331370), (260, 277841), (436, 165685), (545, 132548), (1090, 66274), (1417, 50980), (2180, 33137), (2549, 28340), (2834, 25490), (5098, 14170), (5668, 12745), (7085, 10196)]