91348940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{587}}^1$

素因数の和:878

約数の個数: 48

約数和(自身を含む): 199148544

約数和(自身を除く): 107799604

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 251, 310, 502, 587, 620, 1004, 1174, 1255, 2348, 2510, 2935, 5020, 5870, 7781, 11740, 15562, 18197, 31124, 36394, 38905, 72788, 77810, 90985, 147337, 155620, 181970, 294674, 363940, 589348, 736685, 1473370, 2946740, 4567447, 9134894, 18269788, 22837235, 45674470, 91348940]

約数ペア:

[(1, 91348940), (2, 45674470), (4, 22837235), (5, 18269788), (10, 9134894), (20, 4567447), (31, 2946740), (62, 1473370), (124, 736685), (155, 589348), (251, 363940), (310, 294674), (502, 181970), (587, 155620), (620, 147337), (1004, 90985), (1174, 77810), (1255, 72788), (2348, 38905), (2510, 36394), (2935, 31124), (5020, 18197), (5870, 15562), (7781, 11740)]