90952660

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{1381}}^1$

素因数の和:1516

約数の個数: 48

約数和(自身を含む): 198510480

約数和(自身を除く): 107557820

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 89, 148, 178, 185, 356, 370, 445, 740, 890, 1381, 1780, 2762, 3293, 5524, 6586, 6905, 13172, 13810, 16465, 27620, 32930, 51097, 65860, 102194, 122909, 204388, 245818, 255485, 491636, 510970, 614545, 1021940, 1229090, 2458180, 4547633, 9095266, 18190532, 22738165, 45476330, 90952660]

約数ペア:

[(1, 90952660), (2, 45476330), (4, 22738165), (5, 18190532), (10, 9095266), (20, 4547633), (37, 2458180), (74, 1229090), (89, 1021940), (148, 614545), (178, 510970), (185, 491636), (356, 255485), (370, 245818), (445, 204388), (740, 122909), (890, 102194), (1381, 65860), (1780, 51097), (2762, 32930), (3293, 27620), (5524, 16465), (6586, 13810), (6905, 13172)]