89489940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{51431}}^1$

素因数の和:51472

約数の個数: 48

約数和(自身を含む): 259217280

約数和(自身を除く): 169727340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 51431, 102862, 154293, 205724, 257155, 308586, 514310, 617172, 771465, 1028620, 1491499, 1542930, 2982998, 3085860, 4474497, 5965996, 7457495, 8948994, 14914990, 17897988, 22372485, 29829980, 44744970, 89489940]

約数ペア:

[(1, 89489940), (2, 44744970), (3, 29829980), (4, 22372485), (5, 17897988), (6, 14914990), (10, 8948994), (12, 7457495), (15, 5965996), (20, 4474497), (29, 3085860), (30, 2982998), (58, 1542930), (60, 1491499), (87, 1028620), (116, 771465), (145, 617172), (174, 514310), (290, 308586), (348, 257155), (435, 205724), (580, 154293), (870, 102862), (1740, 51431)]