49707880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{40087}}^1$

素因数の和:40129

約数の個数: 32

約数和(自身を含む): 115453440

約数和(自身を除く): 65745560

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 40087, 80174, 160348, 200435, 320696, 400870, 801740, 1242697, 1603480, 2485394, 4970788, 6213485, 9941576, 12426970, 24853940, 49707880]

約数ペア:

[(1, 49707880), (2, 24853940), (4, 12426970), (5, 9941576), (8, 6213485), (10, 4970788), (20, 2485394), (31, 1603480), (40, 1242697), (62, 801740), (124, 400870), (155, 320696), (248, 200435), (310, 160348), (620, 80174), (1240, 40087)]