81875370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{379}}^2$

素因数の和:787

約数の個数: 48

約数和(自身を含む): 207390240

約数和(自身を除く): 125514870

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 379, 570, 758, 1137, 1895, 2274, 3790, 5685, 7201, 11370, 14402, 21603, 36005, 43206, 72010, 108015, 143641, 216030, 287282, 430923, 718205, 861846, 1436410, 2154615, 2729179, 4309230, 5458358, 8187537, 13645895, 16375074, 27291790, 40937685, 81875370]

約数ペア:

[(1, 81875370), (2, 40937685), (3, 27291790), (5, 16375074), (6, 13645895), (10, 8187537), (15, 5458358), (19, 4309230), (30, 2729179), (38, 2154615), (57, 1436410), (95, 861846), (114, 718205), (190, 430923), (285, 287282), (379, 216030), (570, 143641), (758, 108015), (1137, 72010), (1895, 43206), (2274, 36005), (3790, 21603), (5685, 14402), (7201, 11370)]