100851940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{2803}}^1$

素因数の和:3076

約数の個数: 48

約数和(自身を含む): 243073152

約数和(自身を除く): 142221212

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 257, 514, 1028, 1285, 1799, 2570, 2803, 3598, 5140, 5606, 7196, 8995, 11212, 14015, 17990, 19621, 28030, 35980, 39242, 56060, 78484, 98105, 196210, 392420, 720371, 1440742, 2881484, 3601855, 5042597, 7203710, 10085194, 14407420, 20170388, 25212985, 50425970, 100851940]

約数ペア:

[(1, 100851940), (2, 50425970), (4, 25212985), (5, 20170388), (7, 14407420), (10, 10085194), (14, 7203710), (20, 5042597), (28, 3601855), (35, 2881484), (70, 1440742), (140, 720371), (257, 392420), (514, 196210), (1028, 98105), (1285, 78484), (1799, 56060), (2570, 39242), (2803, 35980), (3598, 28030), (5140, 19621), (5606, 17990), (7196, 14015), (8995, 11212)]