78038168

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{541}}^1$

素因数の和:652

約数の個数: 64

約数和(自身を含む): 168453600

約数和(自身を除く): 90415432

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 73, 76, 104, 146, 152, 247, 292, 494, 541, 584, 949, 988, 1082, 1387, 1898, 1976, 2164, 2774, 3796, 4328, 5548, 7033, 7592, 10279, 11096, 14066, 18031, 20558, 28132, 36062, 39493, 41116, 56264, 72124, 78986, 82232, 133627, 144248, 157972, 267254, 315944, 513409, 534508, 750367, 1026818, 1069016, 1500734, 2053636, 3001468, 4107272, 6002936, 9754771, 19509542, 39019084, 78038168]

約数ペア:

[(1, 78038168), (2, 39019084), (4, 19509542), (8, 9754771), (13, 6002936), (19, 4107272), (26, 3001468), (38, 2053636), (52, 1500734), (73, 1069016), (76, 1026818), (104, 750367), (146, 534508), (152, 513409), (247, 315944), (292, 267254), (494, 157972), (541, 144248), (584, 133627), (949, 82232), (988, 78986), (1082, 72124), (1387, 56264), (1898, 41116), (1976, 39493), (2164, 36062), (2774, 28132), (3796, 20558), (4328, 18031), (5548, 14066), (7033, 11096), (7592, 10279)]