200809960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{386173}}^1$

素因数の和:386197

約数の個数: 32

約数和(自身を含む): 486579240

約数和(自身を除く): 285769280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 386173, 772346, 1544692, 1930865, 3089384, 3861730, 5020249, 7723460, 10040498, 15446920, 20080996, 25101245, 40161992, 50202490, 100404980, 200809960]

約数ペア:

[(1, 200809960), (2, 100404980), (4, 50202490), (5, 40161992), (8, 25101245), (10, 20080996), (13, 15446920), (20, 10040498), (26, 7723460), (40, 5020249), (52, 3861730), (65, 3089384), (104, 1930865), (130, 1544692), (260, 772346), (520, 386173)]