90146980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{58537}}^1$

素因数の和:58564

約数の個数: 48

約数和(自身を含む): 236025216

約数和(自身を除く): 145878236

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 58537, 117074, 234148, 292685, 409759, 585370, 643907, 819518, 1170740, 1287814, 1639036, 2048795, 2575628, 3219535, 4097590, 4507349, 6439070, 8195180, 9014698, 12878140, 18029396, 22536745, 45073490, 90146980]

約数ペア:

[(1, 90146980), (2, 45073490), (4, 22536745), (5, 18029396), (7, 12878140), (10, 9014698), (11, 8195180), (14, 6439070), (20, 4507349), (22, 4097590), (28, 3219535), (35, 2575628), (44, 2048795), (55, 1639036), (70, 1287814), (77, 1170740), (110, 819518), (140, 643907), (154, 585370), (220, 409759), (308, 292685), (385, 234148), (770, 117074), (1540, 58537)]