81184488020

素因数分解:

$2^2\times 5^1\times {\mathrm{673}}^1\times {\mathrm{953}}^1\times {\mathrm{6329}}^1$

素因数の和:7964

約数の個数: 48

約数和(自身を含む): 170946916560

約数和(自身を除く): 89762428540

約数列:

[1, 2, 4, 5, 10, 20, 673, 953, 1346, 1906, 2692, 3365, 3812, 4765, 6329, 6730, 9530, 12658, 13460, 19060, 25316, 31645, 63290, 126580, 641369, 1282738, 2565476, 3206845, 4259417, 6031537, 6413690, 8518834, 12063074, 12827380, 17037668, 21297085, 24126148, 30157685, 42594170, 60315370, 85188340, 120630740, 4059224401, 8118448802, 16236897604, 20296122005, 40592244010, 81184488020]

約数ペア:

[(1, 81184488020), (2, 40592244010), (4, 20296122005), (5, 16236897604), (10, 8118448802), (20, 4059224401), (673, 120630740), (953, 85188340), (1346, 60315370), (1906, 42594170), (2692, 30157685), (3365, 24126148), (3812, 21297085), (4765, 17037668), (6329, 12827380), (6730, 12063074), (9530, 8518834), (12658, 6413690), (13460, 6031537), (19060, 4259417), (25316, 3206845), (31645, 2565476), (63290, 1282738), (126580, 641369)]