1265515810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{263101}}^1$

素因数の和:263158

約数の個数: 32

約数和(自身を含む): 2519464752

約数和(自身を除く): 1253948942

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 4810, 263101, 526202, 1315505, 2631010, 3420313, 6840626, 9734737, 17101565, 19469474, 34203130, 48673685, 97347370, 126551581, 253103162, 632757905, 1265515810]

約数ペア:

[(1, 1265515810), (2, 632757905), (5, 253103162), (10, 126551581), (13, 97347370), (26, 48673685), (37, 34203130), (65, 19469474), (74, 17101565), (130, 9734737), (185, 6840626), (370, 3420313), (481, 2631010), (962, 1315505), (2405, 526202), (4810, 263101)]