61382540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{991}}^1$

素因数の和:1182

約数の個数: 48

約数和(自身を含む): 136657920

約数和(自身を除く): 75275380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 163, 190, 326, 380, 652, 815, 991, 1630, 1982, 3097, 3260, 3964, 4955, 6194, 9910, 12388, 15485, 18829, 19820, 30970, 37658, 61940, 75316, 94145, 161533, 188290, 323066, 376580, 646132, 807665, 1615330, 3069127, 3230660, 6138254, 12276508, 15345635, 30691270, 61382540]

約数ペア:

[(1, 61382540), (2, 30691270), (4, 15345635), (5, 12276508), (10, 6138254), (19, 3230660), (20, 3069127), (38, 1615330), (76, 807665), (95, 646132), (163, 376580), (190, 323066), (326, 188290), (380, 161533), (652, 94145), (815, 75316), (991, 61940), (1630, 37658), (1982, 30970), (3097, 19820), (3260, 18829), (3964, 15485), (4955, 12388), (6194, 9910)]