90889120

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{11593}}^1$

素因数の和:11622

約数の個数: 72

約数和(自身を含む): 249804324

約数和(自身を除く): 158915204

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, 11593, 23186, 46372, 57965, 81151, 92744, 115930, 162302, 185488, 231860, 324604, 370976, 405755, 463720, 568057, 649208, 811510, 927440, 1136114, 1298416, 1623020, 1854880, 2272228, 2596832, 2840285, 3246040, 4544456, 5680570, 6492080, 9088912, 11361140, 12984160, 18177824, 22722280, 45444560, 90889120]

約数ペア:

[(1, 90889120), (2, 45444560), (4, 22722280), (5, 18177824), (7, 12984160), (8, 11361140), (10, 9088912), (14, 6492080), (16, 5680570), (20, 4544456), (28, 3246040), (32, 2840285), (35, 2596832), (40, 2272228), (49, 1854880), (56, 1623020), (70, 1298416), (80, 1136114), (98, 927440), (112, 811510), (140, 649208), (160, 568057), (196, 463720), (224, 405755), (245, 370976), (280, 324604), (392, 231860), (490, 185488), (560, 162302), (784, 115930), (980, 92744), (1120, 81151), (1568, 57965), (1960, 46372), (3920, 23186), (7840, 11593)]