50721970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{30013}}^1$

素因数の和:30046

約数の個数: 24

約数和(自身を含む): 98866116

約数和(自身を除く): 48144146

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 30013, 60026, 150065, 300130, 390169, 780338, 1950845, 3901690, 5072197, 10144394, 25360985, 50721970]

約数ペア:

[(1, 50721970), (2, 25360985), (5, 10144394), (10, 5072197), (13, 3901690), (26, 1950845), (65, 780338), (130, 390169), (169, 300130), (338, 150065), (845, 60026), (1690, 30013)]