512810090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{15349}}^1$

素因数の和:15626

約数の個数: 32

約数和(自身を含む): 997995600

約数和(自身を除く): 485185510

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 257, 514, 1285, 2570, 3341, 6682, 15349, 16705, 30698, 33410, 76745, 153490, 199537, 399074, 997685, 1995370, 3944693, 7889386, 19723465, 39446930, 51281009, 102562018, 256405045, 512810090]

約数ペア:

[(1, 512810090), (2, 256405045), (5, 102562018), (10, 51281009), (13, 39446930), (26, 19723465), (65, 7889386), (130, 3944693), (257, 1995370), (514, 997685), (1285, 399074), (2570, 199537), (3341, 153490), (6682, 76745), (15349, 33410), (16705, 30698)]