97209140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{281}}^1\times {\mathrm{353}}^1$

素因数の和:657

約数の個数: 72

約数和(自身を含む): 238988232

約数和(自身を除く): 141779092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 281, 353, 490, 562, 706, 980, 1124, 1405, 1412, 1765, 1967, 2471, 2810, 3530, 3934, 4942, 5620, 7060, 7868, 9835, 9884, 12355, 13769, 17297, 19670, 24710, 27538, 34594, 39340, 49420, 55076, 68845, 69188, 86485, 99193, 137690, 172970, 198386, 275380, 345940, 396772, 495965, 694351, 991930, 1388702, 1983860, 2777404, 3471755, 4860457, 6943510, 9720914, 13887020, 19441828, 24302285, 48604570, 97209140]

約数ペア:

[(1, 97209140), (2, 48604570), (4, 24302285), (5, 19441828), (7, 13887020), (10, 9720914), (14, 6943510), (20, 4860457), (28, 3471755), (35, 2777404), (49, 1983860), (70, 1388702), (98, 991930), (140, 694351), (196, 495965), (245, 396772), (281, 345940), (353, 275380), (490, 198386), (562, 172970), (706, 137690), (980, 99193), (1124, 86485), (1405, 69188), (1412, 68845), (1765, 55076), (1967, 49420), (2471, 39340), (2810, 34594), (3530, 27538), (3934, 24710), (4942, 19670), (5620, 17297), (7060, 13769), (7868, 12355), (9835, 9884)]