81655710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{63299}}^1$

素因数の和:63352

約数の個数: 32

約数和(自身を含む): 200534400

約数和(自身を除く): 118878690

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 63299, 126598, 189897, 316495, 379794, 632990, 949485, 1898970, 2721857, 5443714, 8165571, 13609285, 16331142, 27218570, 40827855, 81655710]

約数ペア:

[(1, 81655710), (2, 40827855), (3, 27218570), (5, 16331142), (6, 13609285), (10, 8165571), (15, 5443714), (30, 2721857), (43, 1898970), (86, 949485), (129, 632990), (215, 379794), (258, 316495), (430, 189897), (645, 126598), (1290, 63299)]