200220990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{25969}}^1$

素因数の和:26236

約数の個数: 32

約数和(自身を含む): 482418720

約数和(自身を除く): 282197730

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 257, 514, 771, 1285, 1542, 2570, 3855, 7710, 25969, 51938, 77907, 129845, 155814, 259690, 389535, 779070, 6674033, 13348066, 20022099, 33370165, 40044198, 66740330, 100110495, 200220990]

約数ペア:

[(1, 200220990), (2, 100110495), (3, 66740330), (5, 40044198), (6, 33370165), (10, 20022099), (15, 13348066), (30, 6674033), (257, 779070), (514, 389535), (771, 259690), (1285, 155814), (1542, 129845), (2570, 77907), (3855, 51938), (7710, 25969)]