161451892

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1933}}^1$

素因数の和:2120

約数の個数: 48

約数和(自身を含む): 342240640

約数和(自身を除く): 180788748

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 157, 266, 314, 532, 628, 1099, 1933, 2198, 2983, 3866, 4396, 5966, 7732, 11932, 13531, 20881, 27062, 36727, 41762, 54124, 73454, 83524, 146908, 257089, 303481, 514178, 606962, 1028356, 1213924, 2124367, 4248734, 5766139, 8497468, 11532278, 23064556, 40362973, 80725946, 161451892]

約数ペア:

[(1, 161451892), (2, 80725946), (4, 40362973), (7, 23064556), (14, 11532278), (19, 8497468), (28, 5766139), (38, 4248734), (76, 2124367), (133, 1213924), (157, 1028356), (266, 606962), (314, 514178), (532, 303481), (628, 257089), (1099, 146908), (1933, 83524), (2198, 73454), (2983, 54124), (3866, 41762), (4396, 36727), (5966, 27062), (7732, 20881), (11932, 13531)]