54709980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{70141}}^1$

素因数の和:70166

約数の個数: 48

約数和(自身を含む): 164973984

約数和(自身を除く): 110264004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 70141, 140282, 210423, 280564, 350705, 420846, 701410, 841692, 911833, 1052115, 1402820, 1823666, 2104230, 2735499, 3647332, 4208460, 4559165, 5470998, 9118330, 10941996, 13677495, 18236660, 27354990, 54709980]

約数ペア:

[(1, 54709980), (2, 27354990), (3, 18236660), (4, 13677495), (5, 10941996), (6, 9118330), (10, 5470998), (12, 4559165), (13, 4208460), (15, 3647332), (20, 2735499), (26, 2104230), (30, 1823666), (39, 1402820), (52, 1052115), (60, 911833), (65, 841692), (78, 701410), (130, 420846), (156, 350705), (195, 280564), (260, 210423), (390, 140282), (780, 70141)]