157225845

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{359}}^1$

素因数の和:514

約数の個数: 64

約数和(自身を含む): 298045440

約数和(自身を除く): 140819595

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 97, 105, 129, 215, 291, 301, 359, 485, 645, 679, 903, 1077, 1455, 1505, 1795, 2037, 2513, 3395, 4171, 4515, 5385, 7539, 10185, 12513, 12565, 15437, 20855, 29197, 34823, 37695, 46311, 62565, 77185, 87591, 104469, 108059, 145985, 174115, 231555, 243761, 324177, 437955, 522345, 540295, 731283, 1218805, 1497389, 1620885, 3656415, 4492167, 7486945, 10481723, 22460835, 31445169, 52408615, 157225845]

約数ペア:

[(1, 157225845), (3, 52408615), (5, 31445169), (7, 22460835), (15, 10481723), (21, 7486945), (35, 4492167), (43, 3656415), (97, 1620885), (105, 1497389), (129, 1218805), (215, 731283), (291, 540295), (301, 522345), (359, 437955), (485, 324177), (645, 243761), (679, 231555), (903, 174115), (1077, 145985), (1455, 108059), (1505, 104469), (1795, 87591), (2037, 77185), (2513, 62565), (3395, 46311), (4171, 37695), (4515, 34823), (5385, 29197), (7539, 20855), (10185, 15437), (12513, 12565)]