81380070

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{631}}^1\times {\mathrm{1433}}^1$

素因数の和:2077

約数の個数: 48

約数和(自身を含む): 212071392

約数和(自身を除く): 130691322

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 631, 1262, 1433, 1893, 2866, 3155, 3786, 4299, 5679, 6310, 7165, 8598, 9465, 11358, 12897, 14330, 18930, 21495, 25794, 28395, 42990, 56790, 64485, 128970, 904223, 1808446, 2712669, 4521115, 5425338, 8138007, 9042230, 13563345, 16276014, 27126690, 40690035, 81380070]

約数ペア:

[(1, 81380070), (2, 40690035), (3, 27126690), (5, 16276014), (6, 13563345), (9, 9042230), (10, 8138007), (15, 5425338), (18, 4521115), (30, 2712669), (45, 1808446), (90, 904223), (631, 128970), (1262, 64485), (1433, 56790), (1893, 42990), (2866, 28395), (3155, 25794), (3786, 21495), (4299, 18930), (5679, 14330), (6310, 12897), (7165, 11358), (8598, 9465)]