287668130

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{4451}}^1$

素因数の和:4762

約数の個数: 32

約数和(自身を含む): 542360448

約数和(自身を除く): 254692318

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 281, 562, 1405, 2810, 4451, 6463, 8902, 12926, 22255, 32315, 44510, 64630, 102373, 204746, 511865, 1023730, 1250731, 2501462, 6253655, 12507310, 28766813, 57533626, 143834065, 287668130]

約数ペア:

[(1, 287668130), (2, 143834065), (5, 57533626), (10, 28766813), (23, 12507310), (46, 6253655), (115, 2501462), (230, 1250731), (281, 1023730), (562, 511865), (1405, 204746), (2810, 102373), (4451, 64630), (6463, 44510), (8902, 32315), (12926, 22255)]