50312020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3221}}^1$

素因数の和:3312

約数の個数: 48

約数和(自身を含む): 116919936

約数和(自身を除く): 66607916

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 355, 710, 781, 1420, 1562, 3124, 3221, 3905, 6442, 7810, 12884, 15620, 16105, 32210, 35431, 64420, 70862, 141724, 177155, 228691, 354310, 457382, 708620, 914764, 1143455, 2286910, 2515601, 4573820, 5031202, 10062404, 12578005, 25156010, 50312020]

約数ペア:

[(1, 50312020), (2, 25156010), (4, 12578005), (5, 10062404), (10, 5031202), (11, 4573820), (20, 2515601), (22, 2286910), (44, 1143455), (55, 914764), (71, 708620), (110, 457382), (142, 354310), (220, 228691), (284, 177155), (355, 141724), (710, 70862), (781, 64420), (1420, 35431), (1562, 32210), (3124, 16105), (3221, 15620), (3905, 12884), (6442, 7810)]