61943840

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{7901}}^1$

素因数の和:7930

約数の個数: 72

約数和(自身を含む): 170256492

約数和(自身を除く): 108312652

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 7901, 15802, 31604, 39505, 55307, 63208, 79010, 110614, 126416, 158020, 221228, 252832, 276535, 316040, 387149, 442456, 553070, 632080, 774298, 884912, 1106140, 1264160, 1548596, 1769824, 1935745, 2212280, 3097192, 3871490, 4424560, 6194384, 7742980, 8849120, 12388768, 15485960, 30971920, 61943840]

約数ペア:

[(1, 61943840), (2, 30971920), (4, 15485960), (5, 12388768), (7, 8849120), (8, 7742980), (10, 6194384), (14, 4424560), (16, 3871490), (20, 3097192), (28, 2212280), (32, 1935745), (35, 1769824), (40, 1548596), (49, 1264160), (56, 1106140), (70, 884912), (80, 774298), (98, 632080), (112, 553070), (140, 442456), (160, 387149), (196, 316040), (224, 276535), (245, 252832), (280, 221228), (392, 158020), (490, 126416), (560, 110614), (784, 79010), (980, 63208), (1120, 55307), (1568, 39505), (1960, 31604), (3920, 15802), (7840, 7901)]