25143404

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{389}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 52284960

約数和(自身を除く): 27141556

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 113, 143, 226, 286, 389, 452, 572, 778, 1243, 1469, 1556, 2486, 2938, 4279, 4972, 5057, 5876, 8558, 10114, 16159, 17116, 20228, 32318, 43957, 55627, 64636, 87914, 111254, 175828, 222508, 483527, 571441, 967054, 1142882, 1934108, 2285764, 6285851, 12571702, 25143404]

約数ペア:

[(1, 25143404), (2, 12571702), (4, 6285851), (11, 2285764), (13, 1934108), (22, 1142882), (26, 967054), (44, 571441), (52, 483527), (113, 222508), (143, 175828), (226, 111254), (286, 87914), (389, 64636), (452, 55627), (572, 43957), (778, 32318), (1243, 20228), (1469, 17116), (1556, 16159), (2486, 10114), (2938, 8558), (4279, 5876), (4972, 5057)]